10w Round Metal Grid Wireless Charging Fast Charging $ 5.58 Specification: Material: aluminum alloy housing. Size: show as picture Color: black, blue, silver, red. Input: 5V / 2A, 9V / 2A Output: 5W / 7.5W / 10W Charging efficiency:> 75% Charging frequency: 110-205 KHz Package Included: 1x wireless charger. 1x micro USB cable.