Abstract: An identification adapter is provided with a case made of a transparent resin which is able to transmit environment light; a socket which is provided on a predetermined surface of the case and into which a power plug of an electrical device is able to be inserted; an adapter plug which is provided on a surface different from the predetermined surface of the case to apply a current to the power plug of the electrical device via the socket, and able to be inserted into another electrical outlet; and an identification mark which is provided near the adapter plug.

Abstract: Disclosed herein is a multimedia jack for a vehicle with a lighting apparatus, including: a housing with an opening part; a terminal part, mounted on an inner side of the housing, with a multimedia port and a light emitting diode (LED) lighting apparatus; a cover part covering the opening part of the housing and including a connection receptacle disposed at a position corresponding to the multimedia port so as to be connected to the multimedia port; and a connection receptacle display part disposed around the connection receptacle, wherein light of the LED lighting apparatus is irradiated through the connection receptacle display part. Therefore, it is possible to increase user convenience at night by uniform lighting of the multimedia jack and control power and brightness by interworking with other apparatuses in the vehicle.

Abstract: A trailer adapter to connect a master electrical system of a towing vehicle with a subservient electrical system of a towed vehicle having a light connectable thereto is disclosed. In particular, the trailer adapter may include a body having at least one electrical interface, where the at least one electrical interface is capable of electrically engaging the electrical system of the towing vehicle. The trailer adapter may also include a light source operatively coupled to the body, where the light source is selectively changeable between at least two operative modes capable of providing illumination.

Abstract: An aspect provides a plug including: a connection element for connecting to a port of an information handling device; a detection element disposed within the plug; and an illumination source disposed within the plug; the detection element controlling illumination of the illumination source via detecting the information handling device. Other aspects are described and claimed.

Abstract: A connector apparatus with indication function includes a first power line, a current-detecting resistor, a second power line, a ground line, a current-detecting unit, a first voltage comparator, a second voltage comparator, a first light-emitting unit, a second light-emitting unit, and a voltage division unit. The first light-emitting unit is lighting but the second light-emitting unit is not lighting when one side of the connector apparatus is connected to a computer and the other side of the connector apparatus is not connected to a smart 3C electronic product. The first light-emitting unit is not lighting but the second light-emitting unit is lighting when one side of the connector apparatus is connected to a computer and the other side of the connector apparatus is connected to a smart 3C electronic product.

Abstract: An improved apparatus for charging a cell phone battery in the dark. An LED and its control circuitry including a control switch are included in a USB connector to automatically illuminate a cell phone and its charging port or receptacle or jack, which happen to be located in an unlit or pitch black space, when a user attempts to insert a USB connector plug into the charging port for purposes of charging the battery. The LED is automatically energized by the user's mere touching of the overmold of the USB connector at its flat or bottom side, without otherwise manually operating the control switch, and thereby eliminating hunting in the dark for a control switch on the USB connector. This apparatus is useful with both standard charging equipment and with dongle charging equipment.

Abstract: An electrical assembly includes a guide frame with closed and open ends, the guide frame configured to be mounted to a substrate. The guide frame defines at least one cavity configured to receive an electrical component therein. A connector housing configured to be disposed in the at least one cavity and mounted to the substrate can support a retainer that extends outwardly from a body of the connector housing. The retainer can be configured to receive an attachment member supported by a light pipe, and can extend outwardly through the closed end of the guide frame. A heat sink coupled to the guide frame can be configured to have at least a portion of the light pipe disposed therein.

Abstract: Connector inserts and receptacles that may have indicators that are easy to manufacture, may have an attractive appearance, reduce reflections, and may provide a consistent indication independent of viewing angle. One example may provide a connector insert having an opening to provide light from an LED. The opening may be filled with an adhesive or other material. A surface of the adhesive may be textured, for example by chemical etch, laser, sand or glass bead blasting, through the use of texture tape or other stamp, or in other ways. An entire connector or just the indication itself may be etched. Masking may be used to protect a connector body during texturing.

Abstract: An electrical connector (100) includes a mating port (15) for insertion of a plug connector, a first indicating assembly (5) for indicating a communication status of the mating port, and a second indicating assembly (6) for indicating another communication status of the mating port. The first indicating assembly includes a first light pipe (51) extending along the front-to-back direction and a first light emitting diode (52) extending along a top-to-bottom direction. The first LED has a number of first pins for mounting onto an exterior substrate and a first light emitting portion (521). The first light emitting portion has a number of first surrounding walls (5211) over molded with a first opaque layer (71).

Abstract: A card edge connector for mating with a memory card includes a longitudinal insulative housing, a plurality of contact terminals received in the insulative housing, at least one pair of ejectors and two detect pins having spring and being moveable relatively each other. The ejectors are moveable between locking station and release station. One of the detect pins defines an engaging portion protruding into an inserting slot of the insulative housing for engaging with a bottom edge of the memory card and pushing the detect pins to connect disconnect with each other. Furthermore LED is combined with the detect pins for testing if the memory card is inserted into the connector.

Abstract: An apparatus includes a base segment having a signal port coupler configured to selectively conductively engage with a signal port. A first assembly includes a first segment movably coupled to the base segment and a second segment movably coupled to the first segment, and a second assembly includes a third segment movably coupled to the base segment and a fourth segment movably coupled to the third segment. The first, second, third, and fourth segments include receptacles configured to receive at least an electrically conductive portion of a device plug. An electrical connection assembly is disposed in the base, first, second, third, and fourth segments and is configured to selectively conductively engage the receptacles of the first, second, third, and fourth segments with a signal port.

Abstract: Power cables that include plug housings having an improved appearance as well as employ a halogen-free cable while providing adequate fire resistance. One example provides a power cable having cable plug with a substantially unitary body. Another example provides a power cable that is formed using halogen-free materials. To provide adequate fire protection, a strain relief formed using multiple materials is used.

Abstract: An improved apparatus for charging a cell phone battery in the dark. An LED and its control circuitry including a control switch are included in a USB connector to automatically illuminate a cell phone and its charging port or receptacle or jack, which happen to be located in an unlit or pitch black space, when a user attempts to insert a USB connector plug into the charging port for purposes of charging the battery. The LED is automatically energized by the user's mere touching of the overmold of the USB connector at its flat or bottom side, without otherwise manually operating the control switch, and thereby eliminating hunting in the dark for a control switch on the USB connector. This apparatus is useful with both standard charging equipment and with dongle charging equipment.

Abstract: A connector plug arrangement (330, 600, 700) includes a connector body (334, 610, 720); and an indication component (335, 650, 750). The indication component (335, 650, 750) includes a first portion (337, 653, 751) that is disposed at a rear end of the connector body and a second portion (339, 654, 753) that extends outwardly from the first portion (337, 653, 751). The first portion (337, 653, 751) is configured to extend along a circumferential perimeter of the connector body (334, 610, 720). The second portion (339, 654, 753) is configured to extend along the longitudinal axis of the connector body (334, 610, 720).

Abstract: An intelligent network patch field management system and specialized cross-connect cable are provided to help guide, monitor, and report on the process of connecting and disconnecting patch cords plugs in a cross-connect patching environment. The system is also capable of monitoring patch cord connections to detect insertions or removals of patch cords or plugs. The cross-connect cable is provided with LED's in both of the cable plugs. When only one plug of the cross-connect cable is plugged into a port, the LED associated with that plug is switched out of the circuit, while the LED in the unplugged plug remains in the circuit and can still be illuminated by the system.

Abstract: A communication connector with analog coupling circuit and a mechanical coupling circuit used for providing security to electronic devices. The analog circuit includes a male plug with an outer shell and tongue shell. Between the outer shell and tongue is a thin layer of non-conductive material to prevent the closure of a circuit. Two separate conductors are wired through the USB body; one attaching to the outer shell and the other attaching to the tongue. A closed circuit is created when the male USB is placed into a female receptor. The mechanical circuit creates a closed circuit when the plunger switch becomes compressed. There is a security monitor system connected to an end of the two conductors, which sound an alarm when circuit is opened. The alarm will sound if a thief attempts to steal the article either by cutting the wire or removal of the plug.

Abstract: A connector assembly that includes a receptacle connector and a light pipe. The connector is configured to receive a removable device inserted along a longitudinal axis. The connector has a side surface that extends along a plane defined by the longitudinal axis and a vertical axis that is perpendicular to the longitudinal axis. The connector includes a ledge and a positive stop that project laterally outward from the side surface. The ledge has a ledge surface that joins the side surface. The light pipe extends substantially along the longitudinal axis. The light pipe has an inward-facing surface that is substantially flat throughout and abuts the side surface of the connector. The light pipe rests upon the ledge surface and the positive stop is positioned on the side surface to block the light pipe from moving in at least one direction along the longitudinal axis.

Abstract: An intelligent physical layer management system is provided that includes active electronic hardware, firmware, mechanical assemblies, cables, and software that guide, monitor, and report on the process of connecting and disconnecting patch cords plugs in an interconnect patching environment. RFID tag integrated chips are used to identify which switch port a patch cord is plugged into. The system is capable of monitoring patch cord connections to detect insertions or removals of patch cords or plugs. In addition, the system can map the patch field in interconnect configurations.

Abstract: A connector apparatus with indication function includes a first power line, a current-detecting resistor, a second power line, a ground line, a current-detecting unit, a first voltage comparator, a second voltage comparator, a first light-emitting unit, a second light-emitting unit, and a voltage division unit. The first light-emitting unit is lighting but the second light-emitting unit is not lighting when one side of the connector apparatus is connected to a computer and the other side of the connector apparatus is not connected to a smart 3C electronic product. The first light-emitting unit is not lighting but the second light-emitting unit is lighting when one side of the connector apparatus is connected to a computer and the other side of the connector apparatus is connected to a smart 3C electronic product.

Abstract: An intelligent network patch field management system is provided that includes active electronic hardware, firmware, mechanical assemblies, cables, and software that guide, monitor, and report on the process of connecting and disconnecting patch cords plugs in an interconnect or cross-connect patching environment. The system is also capable of monitoring patch cord connections to detect insertions or removals of patch cords or plugs. In addition, the system can map embodiments of patch fields.

Abstract: An intelligent network physical layer management system is provided that includes hardware that tracks the connection of plugs of patch cords in interconnect or cross-connect patching environments. RFID signaling is combined with near-field communication techniques to provide a reliable physical layer management system. In interconnect configurations, RFID tags are associated with switch ports of an Ethernet switch, enabling the system of the present invention to detect patch cord insertion and removal at switch ports and to receive information about the switch ports. In cross-connect configurations, RFID signaling is used to track the connections of patch cords between two patch panels. Systems according to the present invention avoid the problems associated with traditional galvanic connections previously used for tracking patch cord connections. An alternative common-mode system is also described.

Abstract: A visual indicator assembly and adaptor for a trailer includes an control circuit, an input lamp plug electrically coupled to the control circuit, an output lamp plug electrically coupled to the control circuit, and an identification lamp plug electrically coupled to the control circuit. The input lamp plug is connectable to a trailer lamp plug of a lamp wiring harness of the trailer. The output lamp plug is connectable to a stop lamp of the trailer. The identification lamp plug is connectable to a corresponding identification lamp plug of the lamp wiring harness. The control circuit is configured to supply a first voltage signal to a plurality of lamps of the trailer in response to a power signal and supply a second voltage signal to the plurality of lamps in response to a brake signal. The second voltage signal is greater than the first voltage signal.

Abstract: A cable connector assembly (100) comprises a mating member (3), a printed circuit board (2) with a LED (24), a cable (7) having a plurality of wires connected with the mating member, a light pipe (4) having a pair of protrusions (42) parallel to each other, and an insulative shell (1) enclosing the cable and the mating member. The protrusions are neighboring to the LED. The insulative shell is enclosing the printed circuit board, the cable and the mating member. Each protrusion has a leg portion (421) protruding forwards from a front end thereof, and the printed circuit board defines a pair of outlets (26) on opposite sides thereof to engage with the corresponding leg portions.

Abstract: An electrical connector (100) comprising a housing (200) defining a front face and a first mating cavity recessed rearward from the front face for receiving a modular plug, an electronic module (400) mounted to the housing, a horizontal PCB (500) mounted under the electronic module, and an outer shell (700) shielding the electronic module and the housing. The electronic module has a vertical PCB(420) which includes a ground trace (421) joined to a conductor (427) that extends through a plated hole in the vertical PCB and that is connected to a conductive pin (722) of the outer shell through a conductive trace (56) of the horizontal PCB (500).

Abstract: A cable connection component is receivable in a housing of a host information handling device for coupling to a circuit of the host device. The component has a status light and a light guide configured, in use with the component at least partially received in the host housing, to guide light from the status light to provide indications visible externally of the host housing. A connection device, a cable end connector and an SFP-type or SFF-type transceiver body are also disclosed.

Abstract: An electrical connector includes a fastening part, a connector body assembled under the fastening part and defining at least one receiving groove at a mating end thereof, a base board positioned under the connector body, and a shielding shell. The connector body and the base board can be firmly fastened in the shielding shell by means of the fastening part. At least one end edge of the shielding shell is bent inward to form a positioning tail positioned in the receiving groove to position the mating end of the connector body with a front face of the mating end being flush with the end edge of the shielding shell and a contact face of the connector body being substantially flush with a top edge of the positioning tail, so as to avoid the mating end of the connector body wrapping in use.

Abstract: The invention relates to a proximity switch for the detection of objects, comprising a sleeve-type housing, comprising a transducer unit disposed at a measuring end of said sleeve-type housing, the transducer unit comprising a transducer receptacle and a transducer element disposed therein for detecting a physical measurand, comprising a connecting piece disposed at a connecting end of said sleeve-type housing, comprising an electronic assembly disposed on a printed circuit board accommodated in said sleeve-type housing and having a control and evaluation unit adapted to control said transducer element, to evaluate signals measured by said transducer element and to emit switching signals to an environment, wherein variously colored light-emitting diodes are disposed on said printed circuit board at the measuring end and at the connecting end for indicating operational and/or switching states, wherein said transducer receptacle exhibits a transparent region disposed around a housing axis and/or a transparent r

Abstract: An intelligent network patch field management system is provided that includes active electronic hardware, firmware, mechanical assemblies, cables, and software that guide, monitor, and report on the process of connecting and disconnecting patch cords plugs in an interconnect or cross-connect patching environment. The system is also capable of monitoring patch cord connections to detect insertions or removals of patch cords or plugs. In addition, the system can map embodiments of patch fields.

Abstract: An electronic connector comprises: an insulating body, a plurality of terminals contained in the insulating body, a metal shield housing the insulating body, and a light pipe covering the metal shield. The insulating body and the metal shield define a mating space having an inserting opening. The light pipe is made of transparent, compressible LSR and comprises a base body and a ring sealing gasket in front of the base body covering the periphery of the insertion opening. When the electronic connector is assembled in a panel, the sealing gasket is held between a hold of the panel and the metal shield to form a sealing structure, so that the electronic connector and assembly comprising the same are excellently waterproofed.

Abstract: Connector inserts and receptacles that may have indicators that are easy to manufacture, may have an attractive appearance, reduce reflections, and may provide a consistent indication independent of viewing angle. One example may provide a connector insert having an opening to provide light from an LED. The opening may be filled with an adhesive or other material. A surface of the adhesive may be textured, for example by chemical etch, laser, sand or glass bead blasting, through the use of texture tape or other stamp, or in other ways. An entire connector or just the indication itself may be etched. Masking may be used to protect a connector body during texturing.

Abstract: An apparatus that enables indication of power utilization from an electrical outlet to be visually provided to a user, comprising receptacles, an illumination means, and a toggle switch. When an electrical power cord is plugged into the apparatus and is drawing any amount of current above zero (0) amps, the illumination means will activate, thereby alerting the user that the device is drawing power, even if the device is turned off, and allowing the user to take corrective action if necessary. The integral toggle switch deactivates the power to the device while leaving it plugged in.

Abstract: An electric current flow indicator senses electrical current flowing through an electrical device and produces a visible feedback to indicate proper operation. The current flow indicator has a voltage and current regulation circuit having first and second inputs connected to first and second conductors, respectively. The circuit converts an AC line voltage carried by an electrical supply cord into a limited low voltage DC current. A toroidal core inductor coil and at least one current indicating LED are connected to the circuit. The first conductor passes through a center of the inductor coil. A transistor amplifier is connected to an output of the inductor coil for energizing the current indicating LED when an electrical current conducts through the first conductor. The flow indicator can be integrated into an electrical supply cord, a male or female electrical cord end, a single or duplex electrical outlet, or a universal plugin adapter.

Abstract: An intelligent network physical layer management system is provided that includes hardware that tracks the connection of plugs of patch cords in interconnect or cross-connect patching environments. RFID signaling is combined with near-field communication techniques to provide a reliable physical layer management system. In interconnect configurations, RFID tags are associated with switch ports of an Ethernet switch, enabling the system of the present invention to detect patch cord insertion and removal at switch ports and to receive information about the switch ports. In cross-connect configurations, RFID signaling is used to track the connections of patch cords between two patch panels. Systems according to the present invention avoid the problems associated with traditional galvanic connections previously used for tracking patch cord connections. An alternative common-mode system is also described.

Abstract: There is provided a system and method for a shielded connector module with a molded hood and an LED light pipe. There is provided a shielded connector module comprising a system-in-package (SiP) device having a surface mounted light emitting diode (LED), a metallic shield surrounding the SiP device, a molded hood surrounding the metallic shield, and an LED light pipe in a proximity with the surface mounted LED, the LED light pipe being directed through the metallic shield and the molded hood. By designing the LED light pipe with a concave surface for surrounding the surface mounted LED and by using various techniques to reduce a gap between the LED and the light pipe, light capture and transmission may be optimized for easily viewable high intensity light. A fresnel lens may be optionally attached to the light pipe for wider viewing angles.

Abstract: Power cables that include plug housings having an improved appearance as well as employ a halogen-free cable while providing adequate fire resistance. One example provides a power cable having cable plug with a substantially unitary body. Another example provides a power cable that is formed using halogen-free materials. To provide adequate fire protection, a strain relief formed using multiple materials is used.

Abstract: A device for indicating a device status includes a plurality of light guides including a first end for receiving light and a second end for displaying light, respectively; a plurality of light emitting elements arranged to face to each of the first ends; and a light shield arranged between the light guides and extending between light emitting elements, the light shield shielding light from the light emitting elements.

Abstract: A desk-top storage solution for portable computing devices is formed as a storage tray. The storage tray has pockets sized to cradle individual portable computing devices. Each pocket includes a wire management system to enable an electrical connector to be provided within the pocket and secured relative to the pocket to enable the portable computing device to be quickly electrically connected to the storage tray. A USB hub is provided within the storage tray which interconnects with the electrical connectors and enables the portable computing devices to be charged while stored in the storage tray and also synchronized with an external computer while contained within the storage tray. The storage tray has a lid that is connected to the base by position control friction hinges which regulate the motion of the lid relative to the base during ascent/descent while the lid is moved between open and closed positions.

Abstract: An intelligent network patch field management system and specialized cross-connect cable are provided to help guide, monitor, and report on the process of connecting and disconnecting patch cords plugs in a cross-connect patching environment. The system is also capable of monitoring patch cord connections to detect insertions or removals of patch cords or plugs. The cross-connect cable is provided with LED's in both of the cable plugs. When only one plug of the cross-connect cable is plugged into a port, the LED associated with that plug is switched out of the circuit, while the LED in the unplugged plug remains in the circuit and can still be illuminated by the system.

Abstract: An approach to cable management is presented. A bi-stable liquid crystal display that requires no power to maintain an image is attached to a communications cable. A bi-stable liquid crystal display may be attached to each end of the cable. The bi-stable liquid crystal displays may be built into the connectors. A display module connects to the bi-stable liquid crystal display and receives signals associated with a message about the communications cable. The display module causes messages to be shown on the bi-stable liquid crystal display in response to receiving the signal. The signal may be generated by a user with a hand held driver. The signal may also be generated automatically by computing devices (such as switches) that are attached to the communications cable. Users may easily determine information about the communications cable by looking at the messages on the bi-stable liquid crystal displays.

Abstract: An identification adapter is provided with a case made of a transparent resin which is able to transmit environment light; a socket which is provided on a predetermined surface of the case and into which a power plug of an electrical device is able to be inserted; an adapter plug which is provided on a surface different from the predetermined surface of the case to apply a current to the power plug of the electrical device via the socket, and able to be inserted into another electrical outlet; and an identification mark which is provided near the adapter plug.

Abstract: A receptacle connector matched with a plug connector includes an insulating housing, a plurality of upper and lower terminals, a locating element and a shielding shell surrounding the insulating housing. The insulating housing defines an accommodating space, and a plurality of upper and lower terminal grooves communicating with the accommodating space. Each upper terminal disposed in the upper terminal groove has a first fastening portion, a first contact portion contacting with the plug connector, and a first soldering portion. Each lower terminal disposed in the lower terminal groove has a second fastening portion, a second contact portion contacting with the plug connector, and a second soldering portion. The locating element positioned in the accommodating space defines a plurality of through-holes aligned with the upper and lower terminal grooves respectively. The first and second soldering portions further pass through the through-holes to be soldered with a circuit board.

Abstract: A cable assembly (100) includes an insulative housing (1) having a top side, and a cavity (111) is defined in the top side; a plurality of contacts (2) received in insulative housing, said the contacts including two power contacts partially disposed under the cavity; a plurality of wires (3) electrically connected to the contacts, respectively; a printed circuit board assembly (5) received in the cavity, the printed circuit board assembly (5) having a substrate (50) with a light emitting diode (504) thereon, the lighting emitting diode electrically connected with the two power contact; and a light guide member (6) assembled to the cavity and located above the light emitting diode.

Abstract: An electrical unit outlet device is disclosed for controlling power isolation, based on a pre-determined time, for a device charger, while remaining plugged into a power outlet. A power isolating circuit cuts any power to the charging device off when charge is complete.

Abstract: An electrical connector monitoring system for a plug and receptacle assembly, that includes a plug connected to the plug assembly, a recess located within the plug, an electrically insulative layer disposed in the recess, a wear member disposed on the plug that at least partially traverses the insulated recess and in electrical contact with the plug, a contact member movably connected with a receptacle of the receptacle, and a signal device in electrical connection through a circuit with the plug, wear member, and contact member when the plug is fully seated within the receptacle.

Abstract: An intelligent network physical layer management system is provided that includes hardware that tracks the connection of plugs of patch cords in interconnect or cross-connect patching environments. RFID signaling is combined with near-field communication techniques to provide a reliable physical layer management system. In interconnect configurations, RFID tags are associated with switch ports of an Ethernet switch, enabling the system of the present invention to detect patch cord insertion and removal at switch ports and to receive information about the switch ports. In cross-connect configurations, RFID signaling is used to track the connections of patch cords between two patch panels. Systems according to the present invention avoid the problems associated with traditional galvanic connections previously used for tracking patch cord connections. An alternative common-mode system is also described.

Abstract: A circuit board assembly includes a circuit board including an electrical conductor, and a light emitting element assembly. The light emitting element assembly includes a carrier mounted on the circuit board, a light emitting element mounted on the carrier, and an electrical contact held by the carrier in electrical connection with the light emitting element and the electrical conductor.

Abstract: Methods and apparatus provide for a light-conductive housing of a status-indicating connector. The status-indicating connector has an engagement portion attached to the light-conductive housing. The engagement portion places the status-indicating connector in electrical communication with a circuit board. An illuminative portion of the light-conductive housing can be illuminated by light delivered via the light-conductive housing of the status-indicating connector. The illuminative portion of the light-conductive housing is illuminated by the light based on a current status of a connection between the engagement portion and the circuit board. The light is provided by an external light source associated with the circuit board or a light source internal to the status-indicating connector.

Abstract: An electrical connector assembly for an electronic device. The electrical connector assembly having an electrical connector and a signal indicator. The electrical connector having at least two communication interfaces utilizing different communication standards. The signal indicator is secured along one side of the electrical connector, wherein the signal indicator emits different colors of light corresponding to a function of one of the at least two communication interfaces.

Abstract: An intelligent network patch field management system and specialized cross-connect cable are provided to help guide, monitor, and report on the process of connecting and disconnecting patch cords plugs in a cross-connect patching environment. The system is also capable of monitoring patch cord connections to detect insertions or removals of patch cords or plugs. The cross-connect cable is provided with LED's in both of the cable plugs. When only one plug of the cross-connect cable is plugged into a port, the LED associated with that plug is switched out of the circuit, while the LED in the unplugged plug remains in the circuit and can still be illuminated by the system.

Abstract: Polarity indicating apparatus for a battery jumper cable assembly includes a first wire having a first end thereof secured in electrical connection directly to a negative battery terminal clamp and having a second end thereof disposed within a positive battery terminal clamp. A second wire has a first end thereof secured in electrical connection directly to a cable-less handle portion of the positive battery terminal clamp. A light source is positioned in close proximity to a free end of the cable-less handle portion of the positive battery terminal clamp and is secured in electrical connection directly to opposite ends of each of the first and second wires. The light source is operable to emit light only when the positive battery terminal clamp is connected to a positive terminal of a battery and when the negative battery terminal clamp is connected to a negative terminal of a battery.