Wireless Fast Charge feature available for even faster charging speeds on select models Item Model: EP-PN920 Input voltsge: 5V 2A 9V 1.67A Radiated power 10W Charger current:5V/1000mA Transmission range:5mm-7mm Prouduct standard: 100x20 mm Prouduct weight: 135g Charge efficiency:75 % Quality certification CE/FCC certification Carried Standard:QI wireless charging standards Color Black/ White