Drhob wireless charger power receiver retail packaging for Android mobile phone system Warm prompt: the receiver cannot be used alone, you need to be buying a standard wireless charging transmitter can be used together to recharge your mobile phone. This shop in wireless charging transmitter ASIN: B01HHHKW24. Charging line receiver (wireless power receiver) Main functions: by receiving the wireless charging transmitter power supply for charging Compatible Models: with universal micro USB charging jack mobile phones and other devices Product use: built-in wireless receiver coil, can not be used alone, to be charged with wireless transmitters used together to achieve wireless charging Wirelessdistance: 5mm Weight: 7g Dimensions: 82 * 41 * 1mm Energy Conversion: more than 70% Charging Voltage: 5V Executive Standard: QI wireless charging standard