Abstract: The present disclosure relates to a light source (1) comprising a housing (3), a light source connector (5) at a first end (7) of the housing (3), for connecting the light source to a light fitting, and a light emitting diode, LED, circuit (9), configured to emit light through a second end (11) of the housing (3). The housing may be substantially symmetric about a symmetry axis (13) extending from the first to the second end of the housing (7), (11). The housing (3) has, at the first end (7), a first end portion (15), comprising a thread (19), made in an insulating material, and being configured to be connected to a light fitting. A light fitting comprising such a light source is also considered.

Abstract: A lamp includes a lamp body; and an illumination assembly including a lamp shade assembly including a shade and a seat; and a lamp board. The seat is threadedly secured to the lamp body. The lamp board is secured to a lower end of the seat and laterally extends out of the seat. The lamp board serves as a bottom of the seat. The lamp board includes two first electrodes fastened on a bottom and a plurality of second electrodes adjacent to an edge. The first and second electrodes are electrically connected to positive and negative terminals of a control circuit of the lamp board respectively. The first and second electrodes are positive and negative terminals of a light source respectively. A clockwise rotation of the illumination assembly threadedly secures to the lamp body and turns on the light source.

Abstract: Exemplary embodiments of a rotating light device are provided. In some exemplary embodiments, a light apparatus is provided, having a circular body portion configured to retain one or more batteries, a circular cover portion threadably secured to the circular body portion and having a transparent enclosure, a printed circuit board placed between the circular body portion and circular cover portion containing one or more light-emitting diodes configured to project light from the transparent enclosure, and a tension spring placed between the circular body portion and circular cover portion that provides tension between the circular body portion and circular cover portion, and pushes the circular cover portion away from the circular body portion, wherein rotation of the circular cover portion completes an electrical circuit to turn the one or more light emitting diodes on. In some exemplary embodiments, a holder is provided to hold the light apparatus within the holder.

Abstract: A directional guidance device that has a half loop at one end that identifies that one end, and allows a number of functions relative to that one end. The directional guidance device produces a stream of or sequence of LED lights which started that one end and travel towards the other end. The half loop also is used to house a pull tab that can be removed to provide an adhesive attachment to a surface. The device attaches via a detachable connection to the adhesive plate, so that the device can be removed from the adhesive plate and a new adhesive plate can be used.

Abstract: A portable light may comprise: a light body having an internal cavity configured to receive a rechargeable power source, having a keying feature, and having an opening through an exterior wall in a predetermined location relative to the keying feature; and a light source. A rechargeable power source has a charging connector and a keying feature in predetermined locations that when the keying feature thereof engages the keying feature of the internal cavity, the charging connector thereof is aligned with the opening through the exterior wall of the light body. Thus an external source of charging power can be connected through the opening in the exterior wall directly to the charging connector of the rechargeable power source for recharging the rechargeable power source while it is in the portable light.

Abstract: The invention provides a portable lighting device with an elongated main body that includes a housing with receiver, and a power source positioned within the receiver. An operational mode selector assembly with a switch assembly that is actuated by a user is operatively coupled to the power source. An illumination assembly is electrically coupled to both the operational mode selector and the power source. The illumination assembly has a primary light source with a light emitter that emits light axially along a longitudinal axis of the main body or housing through a lens. A secondary light source with a light emitter emits light substantially perpendicular to the axis to illuminate an indicia located in a side region of the illumination assembly.

Abstract: A battery connector, an electrical combination and methods. The electrical combination may include a battery connector including a housing with a support portion for a battery pack, and a circuit supported by the housing, the circuit including a universal serial bus (USB) input terminal connectable to a USB cable for receiving power, a charging terminal connectable to a pack terminal of the battery pack, and a battery charging portion operable to receive power from the USB input terminal and to output a charging current to the charging terminal to charge the battery pack.

Abstract: A utility light mountable to a workpiece including a main body having a first end, a second end opposite the first end, and a length extending between the first end and the second end. A light assembly is coupled to the main body and has a light housing and a light source disposed within the light housing. The light housing is pivotable and rotatable relative to the main body. The utility light further includes a battery support portion configured to selectively receive a battery. The battery support portion disposed at the first end of the main body. A handle assembly is coupled to the second end of the main body. The handle assembly has a first member configured to be grasped for carrying and maneuvering the utility light and a second member that is moveable relative to the first member.

Abstract: The present disclosure relates to a lighting device (100) comprising a lighting unit (102), at least one application unit (104), and a battery housing (106) comprising a first battery compartment (108) with a first electrical contact set (110) for accommodating and connecting a first battery and with a second battery compartment (112) with a second electrical contact set (114) for accommodating and connecting a second battery, wherein the first and second battery compartments are configured to force an exclusive spatial accommodation of only one of the first and second batteries in the battery housing at a given point in time. The lighting unit is electrically connected to the first electrical contact set for being powered by the first battery in a first operational mode and the application unit is electrically connected to the second electrical contact set for being powered by the second battery in a second operational mode.

Abstract: An encapsulated LED switch that incorporates a MOSFET power drivers, high current transistors, or other suitable power drivers in a PCB that attaches to the LED switch such that a low power LED switch controls the output of a high-power driver. The selected power driver PCB can be adapted to different load requirements by making simple changes. The PCB's can be interchanged to provide for a predetermined output power required for a particular application. In addition, the wire gauge size of the wires attached to the MOSFET power driver PCB can also be varied to match intended load requirements. For applications in which the LED switch is used in hostile environments, such as marine applications, the LED switch and its associated power driver PCB are encapsulated to protect the circuitry from environmental factors such as high humidity, salt water, etc.

Abstract: An electronic device includes a housing, a finger engagement surface formed in part by first and second contact members associated with the housing, and a control system. The first contact member, the second contact member, and the finger engagement surface are configured so that a finger received by the finger engagement surface can be urged against one or more parts of the finger engagement surface to move the first contact member and/or the second contact member.

Abstract: A multi-purpose, hand-held flashlight has an elongated body with a front body portion having a bottle opener and a front engaging structure. The elongated body also includes a rear body portion with a rear engaging structure that is cooperatively dimensioned to interact with the front engaging structure to releasably couple the front body portion to the rear body portion. The rear body portion includes a second substantially cone shaped extent that includes a recessed cutting element. A lighting element assembly is disposed within the elongated body and includes a lighting element printed circuit board coupled to an emitter assembly, a power source, and a switch. The switch is configured to change the operational mode of the emitter assembly. An attachment mechanism is coupled to the second extent of the rear body portion.

Abstract: Disclosed is a light projector. The light projector includes a housing, a support mechanism, an optical lens, a light-emitting assembly, and a drive device. The light-emitting assembly includes a water ripple optic, a control board, at least one incoherent light source, and at least one coherent light source. One side of the water ripple optic is arranged facing the optical lens, and the control board is arranged on the other side of the water ripple optic. The control board is provided with a first through-hole and a second through-hole. The drive device passes through the first through-hole and is connected to the water ripple optic to drive the water ripple optic to rotate. The coherent light source is arranged in the second through-hole, and the incoherent light source is arranged on one side of the control board facing the water ripple optic, which effectively increases diversity of lighting effects.

Abstract: A portable lighting device having multiple mounting features providing multiple mounting configurations allowing for hands-free lighting in various situations and locations. The portable lighting device comprises a housing with (i) a front bezel configured to receive a primary optic; (ii) a central support having a securement means and a peripheral segment configured to receive an extent of a cap of a bottle; and, (iii) a rear body having a multi-positional assembly, a coupling means residing within the multi-positional assembly, and a mounting means. The lighting device also includes an illumination assembly having a light source configured to emit light beyond the housing to illuminate a surrounding area, and a power source disposed within the housing and operably coupled to the illumination assembly. The multi-positional assembly is movable between a retracted position and a deployed position that improve the utility of the portable lighting device.

Abstract: The present technology is directed to wearable visibility systems that can comprises a base strap, a light assembly carried directly or indirectly to the base strap, and a power source container carried by the base strap. The base strap has a front portion, a rear portion, and a shoulder portion between the front portion and the rear portion. The base strap is flexible and configured such that the shoulder portion is configured to conform to a shoulder of a person. The light assembly includes one or more light sources and is configured to extend along at least a portion of each of the front portion and rear portion of the base strap. The power source container is electrically coupled to the light assembly.

Abstract: The inventive concept relates to illumination equipment for underwater photography and/or videography. The operating structure of the inventive concept achieves such an illumination of the environment, items, and living beings under water that affords optimum color at optimum distances for perception by an average person. The illumination device comprises a plurality of light emitters, which are configured to illuminate the environmental area of the illumination equipment. The illumination equipment includes at least one device for spectrum measurement that is configured to acquire information about the optical spectrum of the ambient illumination within the environmental area, and control means for modifying the emissions of the light emitters based on the acquired information about the optical spectrum. The light emitters may be at least one or more of red, blue, green, and white light emitters. The light spectrum is measured using an RGB-sensor formed by at least three illuminance measurement sensors.

Abstract: Exemplary embodiments of a flashlight having an electronic insect control system are provided. In some exemplary embodiments, a flashlight apparatus is provided, having a head portion comprising a first light source, a tail portion, and a body portion between the head portion and tail portion, the body portion comprising an electronic insect control system, the electronic insect control system comprising a frame portion, a second light source provided within the frame portion, and an electrical grid provided within the frame portion and surrounding the second light source, wherein the electrical grid is configured to generate a voltage.

Abstract: A multi-color spotlight has a housing having a lens on a first side, a rotational LED mechanism, a knob for actuating the rotational LED mechanism, and a power supply source within the housing operably coupled to the rotational LED mechanism, wherein the rotational LED mechanism comprises a rotatable rod having a plurality of substrates coupled around the circumference thereof, with each substrate being in a distinct geometric plane, each substrate having an LED chip in the center, and wherein only the LED chip that is positioned in the center beneath the lens is configured to receive power from the power supply source.

Abstract: A lampshade including a lampstand and a flame body. The lampstand includes a hollow column. The flame body is an integrated structure including a first curved surface, a second curved surface, and a first cavity defined by the first curved surface and the second curved surface. The first curved surface is perpendicularly disposed on the lampstand. The second curved surface is aslant disposed on the lampstand with respect to the first curved surface. The first curved surface and the second curved surface each include a top edge, two side edges, and a bottom edge. The bottom edge of the second curved surface and a connection line of two end points of the bottom edge of the first/second curved surface form a semicircular opening. The hollow column includes a first through hole corresponding to the semicircular opening in shape and size.

Abstract: The embodiments of the present invention relate to the field of illumination technology, and in particular, a wearable illumination apparatus is disclosed, which comprises: a body, the body being bendable; and a first light source, the first light source being fixed to the body and able to be bent together with the body. The wearable illumination apparatus is provided with the first light source that is bendable; and when the wearable illumination apparatus is worn around the head of a user, the wearable illumination apparatus can be bent into the contour shape of the head of the user. In this case, the first light source forms an arc-shaped light source, so that the wearable illumination apparatus provides a wider illumination range than those of the headlamps on the market, and the user does not need to repeatedly adjust the angle of a main lamp or move the main lamp to make an illumination area of the main lamp be within a desired range by the user, thereby facilitating use of the user.

Abstract: An illuminable sun umbrella comprising a base, a vertical rod, an armrest, a pull rod, an umbrella frame and an umbrella cloth, wherein a plurality of light-transmitting film bags is fixedly arranged on the inner surface of the umbrella cloth, and an LED light strip is inserted into the light-transmitting film bag; the LED light strip is integrally placed into the light-transmitting film bag; the LED light strip is provided with a battery compartment connector, and the battery compartment connector is arranged outside the opening of the light-transmitting film bag; a battery compartment is arranged on the umbrella frame, and is electrically connected with the battery compartment connector; due to the simple circuit connection structure, the illuminable sun umbrella of the present invention can be conveniently installed and maintained.

Abstract: A tactical flashlight provides an improved tactical advantage useful in life-threatening situations by being configured so that it will operate in a disorientingly bright mode while pressure is applied to its finger activated electronic switch but then automatically switch to a strobe mode when pressure is released from the electronic switch.

Abstract: A flashlight comprising a housing, a circuit board fixed in the housing and having opposite main surfaces with the circuit board oriented so that a first one of the main surfaces faces in a first direction and a second one of the main surfaces faces in a second, opposite direction, a light source disposed on the second main surface of the circuit board, an electrical contact mounted on the first main surface of the circuit board to be fixed in the housing, a battery having opposite first and second ends and having a first terminal at the first end thereof, and a conductive band electrically coupled to the circuit board and engaging the second end of the battery to bias the first terminal towards the electrical contact.

Abstract: An electrical energy source for an electrically drivable tool containing: a main body, which extends along a longitudinal axis, having a first end and a second end lying opposite the first end with respect to the longitudinal axis; at least one first electrical terminal, which extends away from the first end and has a first diameter; and at least one second electrical terminal, which extends away from the second end and has a second diameter. A voltage is present between the first and second terminals. The first diameter is different from the second diameter. The first electrical terminal extends away from the first end, and the second electrical terminal extends away from the second end of the main body. A tool kit having at least one electrically drivable tool and having at least one electrical energy source and a method for inserting an energy source into an electrically drivable tool.

Abstract: A lens holding mechanism includes a lens barrel housing a lens that includes an entrance surface and an exit surface that are separated from each other in an optical axis direction, and a tapering surface, a diameter of which increases from the entrance surface side toward the exit surface side; a first abutting member that abuts, from the exit surface side, the lens housed in the lens barrel, and has an abutting portion that abuts the lens formed along a plane perpendicular to a reference axis of the lens barrel; and a second abutting member that abuts the tapering surface of the lens housed in the lens barrel, has an abutting portion that abuts the lens formed along a circle with a center point on the reference axis of the lens barrel, and holds the lens between the second abutting member and the first abutting member.

Abstract: A tactical flashlight provides an improved tactical advantage useful in life-threatening situations by being configured so that it will operate in a disorientingly bright mode while pressure is applied to its finger activated electronic switch but then automatically switch to a strobe mode when pressure is released from the electronic switch.

Abstract: A high lumen output flashlight includes a flashlight head at a first end of the flashlight and a power assembly at a second end of the flashlight. The power assembly includes power management module body member with a pivotally mounted cover selectively covering a recess formed in a second end of the power management module body member. An O-ring is positioned between the pivotally mounted cover and the power management module body member in a manner providing waterproof or water resistant protection. A central body member is positioned between the flashlight head and the power assembly. The flashlight head includes an outer body member secured to a first end of the central body member and an LED light assembly is positioned within the outer body member. The outer body member includes a plastic heat insulating ring.

Abstract: A portable lantern light is configured to be operated in a range of selectable operational modes to provide flexible illumination solutions in both stationary and portable situations. The lantern light includes an elongated central body with a plurality of external longitudinal ribs, longitudinal channels positioned between a pair of external ribs, a lighting element residing within the channel, and a lens overlying the lighting element that acts as a primary optic. A power source that includes a battery cartridge is removably inserted within a receiver of the central body. The lantern light includes an operating mode selector assembly to control which lighting elements are illuminated during operation of the portable lantern light, and a luminosity selector assembly to selectively control the lumen output (brightness) of the lighting elements. The lantern light also includes a retractable stabilization assembly that can be deployed to stabilize the light on a support surface.

Abstract: The present invention discloses a gravity sensing flashlight, including a lamp holder, a cylindrical body and a tail cover, the lamp holder and tail cover being connected to the cylindrical body, a storage battery being provided in the cylindrical body, a switch being mounted on a side wall of the cylindrical body, a circuit board being mounted in the switch, a gravity sensor and an indicator light being provided on the circuit board; the lamp holder includes a shell cap, a shell body and a shell base which are in threaded connection to each other, a lens, a lens holder, an LED lamp bead and a lamp bead fixing frame being mounted in the shell body, a current chip controller being mounted on the lamp bead fixing frame, the current chip controller being connected to the LED lamp bead and the gravity sensor.

Abstract: A storage compartment for a flashlight with a cylindrical barrel, a tail cap and a conductive spring fitted to the tail cap. The conductive spring is removed from the tail cap and fitted to the barrel end of a cylindrical compartment which has an outer diameter substantially the same as that of the barrel and then the tail cap is threaded into a tail cap end of the cylindrical compartment, thus sealing off an inner compartment.

Abstract: Switches, devices, systems, and methods for using a conductive pull chain on an overhead light where physically touching the chain can turn on and off the light as well as provides dimming levels of the overhead light, and for converting overhead light fixtures to have a pull chain that can become touch sensitive to turn on and off and have different light dimming levels. The pull chains can also be consecutively pulled to different brightness levels with three switch controls. The overhead lights can be wall mounted lights, ceiling mounted lights and/or ceiling fans with light fixtures.

Abstract: A light source can comprise an optical element, one or more light emitting diodes, and an adjustment. The light emitting diode or diodes can emit light. The optical element can process the emitted light to produce an illumination pattern. The adjustment can change the relative positions of the optical element and the light emitting diodes or diodes, for example by moving some aspect of the optical element or some aspect of the light emitting diode or diodes. The positional change can change the illumination pattern. The adjustment can comprise settings so that the light source can be readily configured to meet predefined application parameters, for example according to IESNA roadway classifications.

Abstract: A torch (flashlight) and a method for producing a torch housing and a torch head provides a torch which is of simple design and is robust. The torch has a rotary switch, in which torch clear classification of the selected function is possible, so that regular function monitoring can be dispensed with. The torch housing and the torch head can be connected in a captive manner and so as to be rotated in relation to one another to form a rotary switch having different switching states. Markings are arranged on the housing and on the lamp head. The markings allowing clear classification of the switching states. After the torch is first assembled and after the torch is first switched on, to clearly define the switching states by in each case a torch-head-side and a housing-side marking for subsequent switch-on processes.

Abstract: A flashlight uses a reverse battery protection circuit to prevent current from flowing in a power control circuit when at least one battery is held in a reversed orientation, rather than a correct orientation, in a battery compartment of the flashlight.

Abstract: Disclosed is a laryngoscope insertion section having a curved superior surface and a curved inferior surface, and a channel extending from the proximal end the channel having an inferior internal surface with a greater curvature than the curvature of the inferior surface. The insertion section is compatible with laryngoscope hardware optimized for indirect viewing, yet enables direct viewing. Additionally, the distance between the inferior and superior surfaces is at a maximum within the intermediate portion, and enables the dimensions of the proximal and distal portions to be minimized. Thus, the intermediate portion, which is located in the patient's oral cavity in use, is provided with greatest depth and therefore strength where the greatest forces are received, whereas the distal and proximal portions are of reduced dimensions to as to minimize trauma to the patient's airway and mouth areas, respectively, in use.

Abstract: A flame simulating device includes an upper part, a light source, a container and an oscillation device. The upper part has a flame element which freely swings relative to the upper part, and the light source located in the upper part emits light toward the flame-shaped portion. The container is located below the upper part and contains liquid therein. The oscillation device is located at the underside of the container and oscillates the liquid in the container to generate liquid vapor and liquid droplets, the liquid droplets hit and irregularly swing the flame element. The liquid vapor provides a foggy environment.

Abstract: A lamp with a housing; a battery mounted within the housing; an illumination LED or array thereof mounted on the housing; a status display LED array mounted on the housing; an inertial sensor for sensing change of position and/or orientation of the housing; circuitry adapted to control the lamp between a quiescent state when no LED is ON, an active state when the status display LED array is ON and an illumination state when at least one illumination LED is ON and to: switch from the quiescent state to the active state on detection via the inertial sensor of a position/orientation user action of a first type alone, switching ON one or more status LED and to switch from the active state to the illumination state on detection via the inertial sensor of a position/orientation user action of a second type alone, switching ON one or more illumination LED.

Abstract: Switches, devices, systems, and methods for using a conductive pull chain on an overhead light where physically touching the chain can turn on and off the light as well as provides dimming levels of the overhead light, and for converting overhead light fixtures to have a pull chain that can become touch sensitive to turn on and off and have different light dimming levels. The pull chains can also be consecutively pulled to different brightness levels with three switch controls. The overhead lights can be wall mounted lights, ceiling mounted lights and/or ceiling fans with light fixtures.

Abstract: A light assembly may include a reflector having a focal point in space, and a first light source configured to generate a first light at a first wavelength proximate to the focal point during a first illumination mode. The first light reflects off the reflector as a first collimated beam at the first wavelength. One or more second light sources are configured to direct one or more second light beams at one or more different wavelengths towards the focal point during a second illumination mode. The different wavelength(s) differ from the first wavelength. At least a portion of the second light beam(s) reflects off the reflector as one or more second collimated beams at the different wavelength(s).

Abstract: A portable light may comprise: a light body having a light source module disposable in an external opening having a given cross-sectional shape and size for receiving the light source module therein. The light source module may comprise: a light source, a reflector and a heat sink thermally coupled to the light source. The light source module may include a circuit board between the reflector and the heat sink for supporting the light source and being thermally coupled to the heat sink.

Abstract: A lighting device includes a first light source composed of first LEDs each configured to emit light with a first color temperature, a second light source composed of second LEDs each configured to emit light with a second color temperature lower than the first color temperature, a lighting circuit, and a control circuit. The number of second LEDs is less than that of the first LEDs. The lighting circuit is configured to cause the first and second light sources to light on by supplying first and second drive currents to the first and second light sources, respectively. The control circuit is configured to control lighting conditions of the first and second light sources so that: total light intensity of the first light source varies in response to a dimming signal; and total light intensity of the second light source is kept constant independently of the dimming signal.

Abstract: A solid-state lighting device has user-engageable actuator physically manipulable by a user and accessible from an exterior of the device to adjust an amount of light output. The user-engageable actuator may take the form of a knob, slider, lever, or other manipulable surface or structure. The user-engageable actuator may extend partially or fully from a housing, or alternatively be recessed or otherwise within the housing with access provided via an aperture, slot or opening. Access may be directly by the user (e.g., finger) or via a tool (e.g., screw driver, Allen wrench, socket) manipulated by the user. The actuator may form part of an adjustment component (e.g., potentiometer, rheostat) which supplies an adjustable output to a drive circuit or electronics. The adjustment component may be electrically coupled to either a primary or secondary side of a transformer, which forms part of a power converter (e.g., flyback).

Abstract: A portable light includes a light stand having a longitudinal axis and a light assembly section attached to the light stand. The light assembly section is adapted to be connected to a power source and includes a support having a support axis being rotatable and linearly displaceable relative to the longitudinal axis of the light stand; a light panel holder tiltably attached to the support such that the light panel holder is tiltable relative to the support axis; and a light panel removably connected to the light panel holder and tiltable relative to the support axis. The light panel contains a rechargeable battery and a light selectively electrically connectable to at least one of the power source and the rechargeable battery when the light panel is connected with the light panel holder and being powered by the rechargeable battery when the light panel is removed from the light panel holder.

Abstract: A modular illumination device having an electronics assembly, an inner body portion extending from a first end to a second end and defining an interior cavity, wherein the inner body portion is formed so as to accept the electronics assembly within the cavity; a head assembly removably attached or coupled to the first end of the inner body portion; a tail cap portion removably attached or coupled to the second end of the inner body portion, wherein the tail cap portion includes a button assembly having a depressible button; and at least one body sleeve extending from a first end to a second end and defining an interior cavity, wherein the body sleeve is formed so as to accept the inner body portion within the cavity of the body sleeve and to be assembled between the head assembly and the tail cap portion.

Abstract: An LED linear light with a rotational mounting including a base plate adapted for attachment to a surface and a rotating connection member. The rotating connection member is attached to the base plate by a hinge means to permit rotation of the rotating connection member relative to the base plate. When attached to the housing of the LED linear light, rotation of the rotating connection member relative to the base plate, the illumination direction of the LED linear light is changed.

Abstract: A LED light source comprising a LED strip supplied by a switch mode power supply is disclosed. The LED light source has a low power dissipation and is to a large extent independent of the magnitude of the DC voltage supplying the switch mode power supply. The LED light source allows arbitrary positioning of a light or a presence detector.

Abstract: A pocket driver tool having a longitudinal housing with a multisided socket at one end of the tool and extending along part of a longitudinal axis of the pocket driver tool, and stalls for drivers extending transversely to the longitudinal axis. A lumination device can illuminate the work place in which the pocket driver tool is to drive a fastener into or out of a workpiece.

Abstract: The present invention relates to an apparatus for connecting a portable electronic device to a power source. The apparatus comprises a light that illuminates the charging port receptacle into which the connecting tip is inserted. In the field of devices that connect electronic devices to power sources, it is often difficult to see the charging port receptacle, especially in low light applications. It would therefore be desirable to have a light that shines on the charging port receptacle to facilitate inserting the connecting tip into the charging port receptacle. The apparatus comprises a housing, having a light, a connecting tip, a cord, and a connection to a power source. The light shines in the direction of the connecting tip, and thus, on to the charging port receptacle into which the connecting tip is inserted.

Abstract: A flashlight with a sidelight structure is provided and is for use in illumination in dim environments or at night. A sidelight is peripherally disposed at a predetermined position on the flashlight and emits light in a second direction different from the direction of light emitted from a frontlight of the flashlight such that, depending on the required direction of irradiation, a user presses a frontlight switch to turn on the frontlight or presses a sidelight switch to turn on the sidelight. Therefore, the flashlight provides illumination broadly and flexibly.

Abstract: A multi-mode portable illumination device includes a switch structure featuring a substantially planar member and a mechanical switch which requires a relatively small amount of force and a short stroke distance to actuate. The mechanical switch is attached to a member which contains circuit(s) adding additional functionality to the multi-mode portable illumination device. The member has conductive springs attached to either end that are used to complete the electrical circuit with the battery and the lamp, while their compressive force is absorbed by a housing protecting the switch structure. A conductive strip is used to improve the conductivity of the circuit in a metal multi-mode portable illumination device which has been provided with an electrically resistive protective coating.