Description *Product is suitable for: Samsung Galaxy S3 S9300 *Name: Samsung Galaxy S3 S9300 built-in wireless charger (receiver) *Charge: battery (one-on-one charge) *Charging frequency: 100-200Khz *Wireless distance: 5mm *Weight: 10g *Dimensions: 62 * 46 * 1mm *Energy conversion: more than 72% *Charging voltage: 5V *Charging current: 500mA-1000mAh Package Receiver pad only, not including the charging pad Use Guide: 1, the receiving coil attached to the phone battery, two the contacts aligned cell phone reserved the two contacts 2 coil installed, cover the back cover of the phone is placed in the charger area can give the phone Oki Method of charging rechargeable machine 3, rechargeable machines with QI flag placed in the charging area 4, placed in to the charging area after charging, mobile charging machines (in order to machine identification)