Features:With dual USB port QC3.0 fast charge, applies to USB charging mobile phone or other electronic devices. Waterproof and dustproof cover design, enhance the use durability and safety. Widely applicable to USB-powered devices, convenient to use. The full-enclosed rubber cover can be easily slapped on to ensure the USB charging port water resistant and dustproof, effectively enhance its lifespan. With power switch, avoids battery consumption when not in use. This motorcycle charger lets you charge any two smartphones or tablet devices simultaneously at top speed. Specification:Material: ABSColor: BlackInput Voltage: DC 12-24VOrdinary Output: 5V/2.1AFast Charge Output: 4V/3.6A, 5V/3.4A, 9V/2.5A, 12V/2AWorking Temperature: -20 ~ +80Waterproof: IP65Size: Shown as PicturePackage Weight: Approx.71g/2.5ozFitment: UniversalPackage list:1 * USB Charger with SwitchNote:It is easy to install, but professional installation is always recommended..