No need to pull the cable to restart or reboot your device, just press the button to turn on or off 1M length, can be used as a power supply for Raspberry Pi modules Charging only, not for data transfer Interface: USB A/M, Micro USB 5P/M Cable color: Black Features: No need to pull the cable to restart or reboot the device, just press the button to turn on or off. 1M length, can be used as a power supply for Raspberry Pi modules. Charging only, not for data transfer. Specifications: Interface: USB A/M, Micro USB 5P/M Cable Length: 103.5cm / 3.39 FT Cable Color: Black Package Weight: 33g Note: This power supply cannot be used as a data cable, can only be used as a power supply for Raspberry Pi modules, cannot be used to connect with a mobile phone or other devices. Package includes: 1 x Power Supply for Raspberry Pi