Irusu 7.0 Amp 4 port USB Car Charger Fast Charging with Qualcomm Quick Charger QC 3.0 for Apple and Android Devices. Qualcomm Quick Charger 3.0: One of the most efficient USB charging, with faster and latest technology at its core .Well Engineered to re-energize the device up to 4X faster than standard chargers which is 40% more efficient than the previous Quick Charge 2.0. Eight Protection Intelligent Chip: Irusu Fast Car Charger has an intelligent Chip which protects your device from over charge,short-curcuit,over-current,critical-voltage,over- temperature, over load, voltage detection, over voltage. Universal Wide Compatibility: – Irusu 4 Port USB car charger can be used with variety of phone models, tablet PC and other android, IOS devices. It is compatible with all versions of previous Qualcomm quick charger technology (1.0 & 2.0) and also supports equal charging quality with non-Quick charge devices. 4 Port USB :- Irusu Car Charger is equipped with 4 USB ports, Port 1 is QC3.0 enabled which gives an output up to 3.5A . And other 3 ports give output of 3.5A put together. QC3.0: 5V/3.5A, 9V/1.8A, 12V/1.8A; Normal ports: 5V/3.5A One Year Warranty: Buy with confidence, as the device comes with a one-year warranty against manufacturing defects.