Abstract: A surge protection system includes a receptacle body, at least one power output jack, a power obtaining device, at least one surge protection module, a microcontroller unit, and a surge detection circuit. The at least one surge protection module includes a housing, a memory element, and a surge protection circuit that includes a surge absorption element and a thermal fuse connected in series and parallel. The surge absorption element absorbs a surge inputted from an external power supply, and the memory element records a number of surges carried by the surge absorption element. When the surge enters the surge protection system from the external power supply, the surge absorption element absorbs the surge, and the surge detection circuit outputs a signal to the microcontroller unit that writes the number of surges carried by the surge absorption element into the memory element.

Abstract: An outlet device for hanging on a plate includes a counterweight portion, a hanging portion arranged distant from the counterweight portion, an extending portion having two ends respectively connected to the counterweight portion and the hanging portion, and a power core connected to the counterweight portion. Each of the counterweight portion and the hanging portion has an outlet unit electrically connected to the power core. The outlet device is configured so that the counterweight portion is arranged under the plate and the hanging portion is arranged on the plate, and the hanging portion remains hung on the plate by using a weight distribution of the outlet device, thereby maintaining the outlet device in a static balance state.

Abstract: A varistor module includes a base, a case, a varistor body and a metal flat spring. The base has two limit structures. The case is assembled with the base and to form a closed space. The limit structures are disposed in the closed space. The varistor body includes a ceramic chip and two limit pins. The ceramic chip has two electrode layers located on two opposite surfaces, respectively. The limit pins are disposed on the electrode layers, respectively. The limit pins extend outward from the corresponding electrode layers and pass through the limit structures. One of the limit pins forms a splice segment between the electrode layer and the limit structure. The metal flat spring is disposed on the base. One end of the metal flat spring passes out of the closed space, and the other end of the metal flat spring is connected to the splice segment.

Abstract: A varistor module includes a base, a case, and a varistor body. The base and the case are assembled with each other to form a closed space. The varistor body includes a plurality of ceramic chips and a bridging element. The ceramic chips are disposed in the closed space. Each ceramic chip has an electrode layer on two opposite sides, respectively. The bridging element has at least two bridging segments and a crossing segment. The bridging segments are connected to electrode layers of different ones of the ceramic chips. The crossing segment is disposed between the bridging segments.

Abstract: The instant disclosure provides an electronic apparatus with environmental sensing function including an electronic device and a power cable. The power cable includes a plug and a cable connected between the electronic device and the plug. The plug has a sensor module and at least two power pins. The cable has at least an AC power cable and at least a DC transmission cable. The AC power cable is electrically connected to the two power pins, and the DC transmission cable is connected to the sensor module. The power cable is configured to transmit AC electrical power to the electronic device through the AC power cable. The electronic device executes a control command according to a sensing signal detected by the sensor module.

Abstract: An outlet device includes a counterweight portion, a hanging portion arranged distant from the counterweight portion, an extending portion having two ends respectively connected to the counterweight portion and the hanging portion, a voice controlling module installed in the hanging portion, and a power cord connected to the counterweight portion. The outlet unit of the counterweight portion and the voice controlling module are electrically connected to the power cord. The voice controlling module is to receive voice signal for controlling a corresponding electronic device. When the outlet device is applied to a plate, the counterweight portion is arranged under the plate and the hanging portion is arranged on the plate, and the hanging portion remains hung on the plate by using the weight distribution of the outlet device, thereby maintaining the outlet device in a static balance state.

Abstract: An outlet device includes a counterweight portion, a hanging portion arranged distant from the counterweight portion, an extending portion having two ends respectively connected to the counterweight portion and the hanging portion, a blowing unit, and a power cord connected to the counterweight portion. The outlet unit of the counterweight portion and the blowing unit are electrically connected to the power cord. The blowing unit is installed on the counterweight portion, the hanging portion, or the extending portion for inhaling external air into the airflow channel and blowing airflow to the air exit. When the outlet device is applied to a plate, the counterweight portion is arranged under the plate and the hanging portion is arranged on the plate, and the hanging portion remains hung on the plate by using the weight distribution of the outlet device, thereby maintaining the outlet device in a static balance state.

Abstract: A socket module of a rotatable socket device includes a first conductor, a second conductor, an insulator that is arranged to separate the first conductor from the second conductor, and a plurality of terminal sets. The first conductor includes a first base and a plurality of central rods connected to the first base. The second conductor includes a second base and a plurality of tubes connected to the second base. The tubes are respectively sleeved around the central rods. Each of the central rods and the corresponding tube are separated from each other by the insulator. The terminal sets are respectively rotatable along the central rods within a range of 360 degrees. Each of the terminal sets includes a first terminal rotatably contacting the corresponding central rod and a second terminal rotatably contacting the tube that is sleeved around the corresponding central rod.

Abstract: A varistor device includes a main body, a conductive area, a specific-melting-point metallic pin, and an elastic unit. The main body has a first surface, and the conductive area is located at the first surface. The specific-melting-point metallic pin has a first section and a second section. The first and the second sections are one-piece formed. The first section is fixedly disposed on the conductive area. The second section has a specific melting point such that the second section melts when a current flows between the first surface and the second section so as to expose the second section to a temperature greater than the specific melting point. The elastic unit has an end connected to the second section, and the elastic unit provides an elastic force to the second section to break the second section so as to cut off the current when the second section melts.

Abstract: A safety socket device includes a carrier, a first movable assembly and a second movable assembly. The carrier has a first plug hole and a second plug hole. The first movable assembly including a first moving element is transversely movably disposed in the carrier. The first moving element has two first guide portions, and the two first guide portions are moved for exposing the first plug hole from the first moving element by an external pushing force. The second movable assembly including a second moving element is longitudinally movably disposed in the carrier. The second moving element has a second guide portion, and the second guide portion is moved for exposing the second plug hole from the second moving element by the external pushing force.

Abstract: A conductive device and a socket for providing electric power are provided. The conductive device includes a block body, at least two terminal structures, and an equipotential layer. The block body has a fixing portion having at least two holes formed thereon. The two terminal structures are arranged inside of the block body and respectively near to the holes. The equipotential layer is electrically connected to the two terminal structures and set to have the same polarity as that of the two terminal structures.

Abstract: A detecting device for detecting a usage state of a socket includes a carrier, a movable assembly and a conductivity detecting module. The carrier has a first plug hole and a second plug hole. The movable assembly is movably disposed in the carrier. The conductivity detecting module is disposed on the carrier. The movable assembly is moved for exposing the first plug hole and the second plug hole by an external pushing force, and a detecting signal of the socket in-use is generated by the conductivity detecting module according to movement of the movable assembly.

Abstract: A charging device includes a plurality of DC charging ports, a detecting circuit and a current output unit. The DC charging ports includes at least one first charging port and at least one second charging port. The output currents provided by the first charging port and the second charging port are lower than or equal to a first current limit and a second current limit, respectively. The detecting circuit is coupled to the DC charging ports to detect the output currents from the DC charging ports. When the current required by the first charging port is lower than the first current limit, the current output unit correspondingly supplies a requested current to the first charging port and distributes a surplus current to the second charging port. A total current limit of the DC charging ports is higher than a supply current limit.

Abstract: A varistor device includes a main body, a conductive area, a specific-melting-point metallic pin, and an elastic unit. The main body has a first surface, and the conductive area is located at the first surface. The specific-melting-point metallic pin has a first section and a second section. The first section and the second section are one-piece formed. The first section is fixedly disposed on the conductive area. The second section has a specific melting point such that the second section melts when a current flows between the first surface and the second section so as to expose the second section to a temperature greater than the specific melting point. The elastic unit has an end connected to the second section, and the elastic unit provides an elastic force to the second section to break the second section so as to cut off the current when the second section melts.

Abstract: A multi-function charger is provided. The multi-function charger includes a main body, a first plug, a first base, a second base, and a linkage element. The main body has a first surface having a recess and a second surface opposite thereto. The first plug having a first connector, a second connector, and a third connector is arranged in the main body and exposed on the first surface. The first base is connected to the first and second connectors, and the second base is connected to the third connector. The linkage element is pivotally connected to the first and second bases so that the first connector, the second connector, and the third connector are capable of rotating in the same direction until to be arranged in the recess. The linkage element is located in a connecting region defined between the central section of the first base and the second base.

Abstract: A conductive device and a socket for providing electric power are provided. The conductive device includes a block body, at least two terminal structures, and an equipotential layer. The block body has a fixing portion having at least two holes formed thereon. The two terminal structures are arranged inside of the block body and respectively near to the holes. The equipotential layer is electrically connected to the two terminal structures and set to have the same polarity as that of the two terminal structures.

Abstract: A power strip includes a power plug and an outlet connected to the power plug through a power cord. The power plug has a plugging face and at least one power pin disposed on the plugging face. The power plug includes a first thermal cut-off device, which has a first thermal sensing pin exposed on the plugging face. The outlet has at least one set of apertures. The first thermal cut-off device is in electrically connection with a power output wire of the power plug. The first thermal cut-off device cuts off the power transmission between the power plug and the outlet when the temperature of the plugging face exceeds a first determined temperature.

Abstract: A power extension wire includes a power plug, a socket, and a cord connected between the power plug and the socket. The power plug includes a wireless transmission module, the socket includes an alternating-current jack and a current converting unit. The cord includes a plurality of alternating-current conducting wires and at least one direct-current conducting wire. The current converting unit receives an alternating-current power through the alternating-current conducting wires and provides a direct-current power to the wireless transmission module through the direct-current conducting wire.

Abstract: A power socket includes a main body and a photo-interrupter. The main body has a jack set, and the jack set has a first jack and a second jack. A partition region is formed between the first jack and the second jack. The photo-interrupter is disposed in the body and under the jack set. The photo-interrupter has a first sensing portion and a second sensing portion. The first sensing portion is under the partition region, and the width of the first sensing portion is less than the width of the partition region. A sensing region is formed between the first sensing portion and the second sensing portion. The sensing region is under the first jack, and the length of the sensing region is more than or equal to the width of the first jack.

Abstract: A power strip includes a power plug, an outlet block electrically connected thereto, and a light control module disposed inside the outlet block. The outlet block has at least one electrical socket and a luminous warning field. The light control module is for emitting a light to the luminous warning field in accordance with an output current of the electrical socket. The light control module defines at least two current ranges according to a rated current, where one of the current ranges is a safety current range, the upper limit of which is greater than 50% of the rated current. The light control module alters the light emitted to the luminous warning field in accordance with the correspondence between the output current and each of the current ranges, so as to make the luminousness of the luminous warning field to change in accordance with the output current.