What is a USB socket?
A USB socket is a power saving general socket with a USB interface, including a socket body. The socket body is provided with a USB master seat, and the USB master seat is provided with a linkage switch and a USB socket. The input end of the charger module is in parallel with the output end of the linkage switch. The positive and negative poles of the output end are connected with the positive and negative poles of the power end of the USB port. The input end of the linkage switch is connected with the power supply. The utility model attach more than one USB port on the general switch, and makes the USB socket only if there is a need electricity connected with grid, it has not only need to use USB plug wire will use the low voltage electrical appliances connected to the general USB port on the switch can recharge in low-voltage electrical appliances, but also the device has not connected to the power supply for a long time, extend the service life of equipment, the advantages of saving electricity, eliminate hidden dangers.