Specification:
Input voltage:  DC5V
Input current:  1A
Transmit power:  5W
Charging voltage:   5V
Charging current:   500-1000mA
Transmission distance:   5mm
Charging efficiency:   ≥ 75%
Standard:  QI wireless charging standard
Quality Certification:   CE/FCC certification
Color:   white, black

Notice:
This wireless charger pad is compatible with all Qi enabled devices and support fast wireless charging.
Following phones need to buy external Qi-Standard wirless charging receiver or receiver case.  
For Samsung S3 i9300 / S4 I9500 / note2 N7100 /  note3 / S5/note4 and For iphone.  
The phone receiver coil center should be place in the center of transmitter, allowed distance is (±2.5mm), If over this range, the transmitter will not work. It needs to put the phone in the correct position and the device will enter the charging status.
Package:
1*USB Charger cable
1*Wireless charge transnitter