KapscoMoto Black 5V 2.1A USB Phone 12V Motorcycle Handlebar Handle Bar Clamp waterproof Charger Power Port Socket Set Easily installed in any 12V motorcycle, ATV, Boat or car, Great add-on kit for motorcycle & ATV With fuse built-in the red wire for safety Connect the red wire to the brass post & connect black wire to the silver one Can be used as GPS charging, cell phone charger, Car MP3 power supply, car vacuum cleaner, car tire inflation power, etc Built-in intelligent microprocessor chip and fuse for protection against overcurrent, overload, overvoltage and other phenomena