The Axgio ACC-S2 car charger is a powerful tiny device, along with 4.8A total output and 2 USB port. Its ultra-small size among most car chargers won't get in the way of other controls to help ensure safety while driving. Beyond small the Axgio ACC-S2 is kind of ingenious. The black solid built charger with intelligent brain could identify your devices and maximize the charging speed up to 2.4 amps each port or 4.8 amps overall. Multiple protection system also provides the safety for your phones and tablets by avoiding damages from overheating, overcurrent and overcharge.