Borofone BA77A main charger provides fast and safe charging for your devices. It has Quick Charge 3.0 technology, which allows you to charge your devices faster than regular chargers. Charge Samsung and iPhone up to 5X faster Support Samsung PPS protocol, compatible with PD protocol Fast charging for mobile devices Charging with less heat, safe to use Universal compatibility for various phones and tablets 6-point safety protection including over-current protection, over-voltage protection, etc.