Parameters: 1.Product Standard: Qi 2.TX Input: DC5V/1.5A 3.RX Output: DC5V/1000mA Max 4.Working Frequency: 110-205KHz 5.Color: Black 6.Large charge area: 3-coils, offering larger and wider charging area 7.DC5V design, makes the triple charging pad more universal and more popular 8.Package size: 16*9.7*4.2cm, G.W.(without package): 175g 9.Compatible for: All mobile phones with Qi standard wireless charging receiver module and Qi standard build-in receiver www.realyjax.com