Abstract: A USB charging structure of mobile power pack is provided, which includes a mobile power body and a USB plug. The mobile power body includes a rechargeable battery, and the USB plug is disposed within an accommodate space of the mobile power body, which is electrically connected with the rechargeable battery or the device is electrically connected with the rechargeable battery. With the design of the outlet that is communicated with the accommodate space, the USB plug can be pushed outward from or drawn back into the mobile power body, such that when the mobile power is to be charged or is to be performed the data transmission with the device, the USB plug can be pushed outward from the mobile power body to perform charge or data transmission in the device with a USB infrastructure.

Abstract: A remote controller builds in flash drive and USC charging structure which includes a remote controlling body and a flash drive. The remote controlling body includes an accommodate space and an export is disposed on one side of the remote controlling body and the export is communicated with the accommodate space. The flash drive is disposed in the accommodate space, and the remote controlling body is electrically connected with the remote controlling circuit. The flash drive is pushed out to protrude the outside of the remote controlling body and is drawn back into the accommodate space via the export is communicated with the accommodate space.