SharkMotorcycleAudio Motorcycle Usb Power Outlet w/Build-in Led Battery Indicator. No Drilling Required. Shkusb002 Support Quick-Charge Provide Critical Contant-Voltage Charging for 3C Products Weatherproof / Humidproof / Waterproof / Dustproof 10 m/m Adjustable Screw x 1, Instruction Sheet x 1 Install atRear-View Mirror Support To Check the Build-in LED Battery Charge Level Green Normal70% or More of Full Charge Yellow Attention20% to 70% of Full Charge Red Warning 20% or Less (Charge needed) Product Specification InterfaceUSB A-type Wire Length80 cms Input Voltage12V Output Voltage5V Steady Delivery Output CurrentMax. 3A Working Temperature-20 ~ 85 WHATS INCLUDED USB Power Port x1 Snap-on Wire Connector x2 Rear-View Mirror Bracket x1,