USB cable to micro-USB with button switch with Data transmission Raspberry Pi This is the only USB to micro-USB cable in the US market that contains a ON/OFF switch while maintaining the data transmission function. Other USB cables with a switch in the market today only has Power on/off function without data transmission function. The length of the cable is around 1 meter. It can be used in many situations: 1. Start / Reboot Raspberry Pi; 2. Small USB powered system that does not have a switch on it; 3. Android cell phone.