BreaDeep Universal Motorcycle Waterproof Dual USB 5V/3.1A Charger Power Outlet Adapter with Car Mount Holder Bracket -Black Color: mainly black. Material: High Quality ABS and metal.1 1/8 inch size drill will be suitabe for install Input: 6-30V. USB output voltage: DC 5V; Dual USB output current: 2.1A 1.0A (3.1A in total) Easy to install, widely applied in 12V-24V motorcycle, scooters, etc. Dual USB output design allows it to charge 2 USB devices simultaneously,fit for your iPad, iPhone, cellphone, MP3, GPS, camera, etc.