Come and see our amazing products. Material:aluminum+ABS.Wireless charging standard: Qi.Input interface: type-C.Input voltage/current:12V/2A 9V/2A 5V/2A,Output voltage/current: 15W 10W 7.5W 5W,Working frequency: 110-205KHz,Charging efficiency: greater or equal to 75%. Use the included USB charging cable and wall power adapter ( not included) to plug in the charging pad. Snap to Charging Coils: centre your Qi-enabled device on the wireless charging area. Pls confirm further with us if any query about packing info, inventory status and time schedule.