QI-4 Mini Qi Standard Wireless Charger Emitter + Wireless Charging Receiver Set for Samsung S4 i9500
Input voltage: USB 5V 2000mA. Wireless output voltage: 5V 1000mA. Emitter power: 5W. Transmission distance: 5mm-7mm. Charging efficiency: > / = 70%. Suitable for all Qi standard wireless charging devices. Wireless charger receiver module parameters: built-in smart IC chip accord with international Qi standard more safe and convenient for charging. The wireless receiving voltage: 5V 1000mA. Output voltage: 5V 6000mA. Wireless receiving distance: 5mm-7mm. Suitable for Samsung Galaxy S4 i9500