A charging method and system, a charging box and Bluetooth earphones are disclosed. The charging method is applied to the charging box. The charging method comprises: when it is detected that Bluetooth earphones are placed in the charging box, acquiring current capacity information of the Bluetooth earphones; determining a number of Bluetooth earphones according to the current capacity information; if the number of Bluetooth earphones is two, calculating a capacity difference and a total charging capacity required according to a first current capacity and a second current capacity in the current capacity information; and acquiring a chargeable capacity of the charging box, comparing the chargeable capacity with the total charging capacity required and the capacity difference, and charging the Bluetooth earphones according to comparison results.

A portable power system assembly that includes a portable power system (PPS) and a dock. The dock is mountable to a vehicle and includes a PPS holding tray and an actuator arm, with the actuator arm capable of being pivoted from a first position to a second position, the holding tray including a PPS receiving station and a PPS securing station, and the securing station including electrical supply terminals. The PPS includes a housing with opposing ends, there being mating electrical terminals at one end and at least one abutment region at the other end for engagement with the actuator arm. The actuator arm engages with the abutment region of a PPS in the receiving station to move, during pivoting of the actuator arm from its first position to its second position, the PPS from the receiving station to the securing station for mating electrical engagement of the PPS and dock electrical terminals, and, in its second position, the actuator arm engages with the PPS in the securing station to releasably lock the PPS in the securing station.

An electronic device may include: a first communication circuit for connecting first communication with a remote input device positioned in the electronic device; a second communication circuit for connecting second communication with an external display device; a wireless charging coil for sensing a change in a magnetic field signal of a remote input device, and outputting an electrical signal according to the change in a magnetic field signal; and a processor electrically connected to the first communication circuit, the second communication circuit, and the wireless charging coil, wherein the processor determines detachment of the electronic device of a remote input device, receives, through wireless communication, a button input signal of the remote input device and sensor data of the remote input device, and can activate one from among a plurality of interactions on the basis of the button input signal and/or the sensor data.

A wireless power transmission apparatus is disclosed. The wireless power transmission apparatus comprises: a first plate having a first polarity, a second plate spaced apart from the first plate and having a second polarity different from the first polarity, at least one wireless power transmission module disposed between the first plate and the second plate and connected to one side of the first plate and one side of the second plate, and a processor configured to control the wireless power transmission module, wherein the processor is configured to move the wireless power transmission module to a location corresponding to one area between the first plate and the second plate based on a wireless power receipt apparatus being identified in one area of another side of the second plate.

A battery pack for efficiently supplying a power to a vehicle and including a battery assembly, a power supply terminal connectable to a connection terminal of the vehicle that is connected to a vehicle control unit and a vehicle motor, a power supply path located between the power supply terminal and the battery cell and supplying a power from the battery cell to the power supply terminal, a switching unit provided on the power supply path electrically turn on/off the power supply path, a mounting recognition unit recognizing whether the battery pack is mounted to the vehicle, and a processor controlling the switching unit so that a power is supplied from the battery cell to the vehicle control unit, when receiving a signal from the mounting recognition unit that the battery pack is recognized as being mounted to the vehicle.

A battery pack and charger platform including a voltage coupling circuit comprising an input that receives an input voltage and an output that sends an output voltage, a voltage monitoring circuit having an input coupled to the voltage coupling circuit output and an output, and a power source having an input coupled to the voltage monitoring circuit output, the power source input receives an input voltage representative of a charge instruction.

A quick charging method, a power adapter and a mobile terminal are provided. The method is applied to the power adapter, the power adapter is coupled to the mobile terminal through a USB interface, a power line in the USB interface is used by the power adapter to charge the mobile terminal, a data line in the USB interface is used by the power source adapter to conduct a bidirectional communication with the mobile terminal, and the power adapter supports a common charging mode and a quick charging mode, charging current of the quick charging mode is greater than that of the common charging mode. The method includes: conducting a bidirectional communication with the mobile terminal to determine to charge the mobile terminal in the quick charging mode; and adjusting charging current to charging current corresponding to the quick charging mode to charge the mobile terminal.

In an aspect, the present disclosure provide a mountable charging device for a mobile phone. The device includes a case having a recessed interior for use in holding the mobile phone there-within, the recessed interior being dimensioned for conforming contact with an exterior of the mobile phone, the case further comprising: a power supply embedded within the case, and a power port electrically coupled to the power supply, the power port for use in connecting to a mobile phone charging port; a mounting element configured for releasably mounting to an object, and a locking mechanism for releasably attaching the case to the mounting element, the locking mechanism having a first locking element disposed on an exterior surface of the case, and a second locking element disposed on the mounting element configured for releasably locking with the first locking element.

A surface cleaning apparatus, such as a portable surface cleaning apparatus is powered by one or more ultracapacitors and a charging unit for same is provided.

A charging dock applied in an intelligence loudspeaker box, includes a shell, a battery module and a charging cable. The intelligence loudspeaker box has a charging hole. A top surface of the shell is recessed downward to form a receiving space equipped with a pogo pin connector. The intelligence loudspeaker box is received in the receiving groove. One end of the pogo pin connector is connected to the intelligence loudspeaker box. The battery module is disposed in the shell. The battery module includes a circuit board. A top surface of the circuit board is equipped with a docking element. The docking element is connected to the other end of the pogo pin connector. One end of the charging cable is connected to the charging hole, and the other end of the charging cable is connected to a power unit.