Quick Charge 3.0 Fast Charge Function requirements ( Customer Must meet the two conditions at the same time ): 1. Your mobile phone must support Quick Charge 3.0 Fast Charge Function . Not of all mobile Phones Support Quick Charge 3.0 Fast Charge Function. 2. You must have a high Speed Quick Charge Micro USB Cable that your USB cable supports Quick Charge 3.0 Fast Charge Function .Recharge at Optimal Speeds With Device Detection-LOVPHONE AI Power Adaptive Charging Technology:Detects the input current of the connected devices to maximize both compatibility and charging speed up to 2.4 amps each port or 9.6 amps overall.(Qualcomm Certified Quick Charge 3.0),LOVPHONE Car Charger automatical device recognization can recognize your device and automatically charges at optimal speeds to ensure speedy recharging,best compatibility and fastest charging.Most Powerful: 54W/9.6A total output with four standard USB output ports enables you to charge four tablets or phones with up to 2.4A simultaneously at their full speed.LOVPHONE Car Charger Use with Virtually Any Device Universal design for all types of devices!