1.Product Standard: Qi

2.Imput Voltage/Current: DC5V/1A

3.Charging Voltage/Current: DC5V/500mA-700mA

4.Working Frequency: 100-200 KHZ

5.Large charge area: 3-coils, everywhere is the perfect charging position

6.Color: White, Black

7.Silicone antislip mat, never worry your phone slip away from the charging position

8.Compatible for: Nokia Lumia 920, LG Nexus 4, Galaxy S3, Note 2, Galaxy S4 with receiver card or receiver case, ect. 

9.Package size: 12.4*9.5*3.6cm,
  G.W.(with package): 190g