Selling points of products 1. Multiple ports fast outout: 1*QC3.0 port +2*QC2.0 ports 2. Super sompatibity:*Backwards compatible with all versions of Qualcomm Quick Charge technology (1.0, 2.0 & 3.0). Also compatible with USB-C and provides standard charging for non-Quick Charge devices.* Support Qualcomm QC 2.0 Charging protocol, Support 5V/2.4A, 9V/1.5A, 12V/1A charging mode* Full support "BC 1.2 Charging standard", support DCP Charging mode (D+ ,D-short circuit).* Support Apple series products Charging recognition, support Apple "2727" 2.4A Charging mode. * support Samsung series products Charging recognition, support Samsung "1212" Charging mode.* QC 3.0 port compatible with HuaWei FCP quick charge technology 3. Safe: with over current protection/over voltage protection/ over tempurature protection/over load protection/short-circuit protection.