* Both USB ports can provide the most possible high charging speed up to 3 or 3.1 amps. It is compatible with many multiple quick charging protocols, such as BC1.2, Samsung AFC, Huawei FCP. It is also compatible with QC2.0 devices or other common 5V devices. * Flame retardant PC casing makes the car charger so lightweight and the compact size is very easy to store. The built-in protections safeguard against overvoltage, over current, overcharge, overload, temperature and short circuit. * Can work perfectly with latest phones such as iPhone XS Max XR X 8 Plus, Samsung Galaxy S10 S9 S8 Plus Note 9 8, Google Pixel 3 2 XL, HTC 11 10. Also compatible with other devices such as wireless car charger mount, dash cam, GPS, car air cleaner, tablet, iPad, Bluetooth headphones. * With the 12-24V input, the car charger can be taken to any vehicle.