1.Input voltage: Power bank:5V2.1A Wireless charging:5V   750mA  (2A Max
wireless output:5V/1A
2.Charging current: 5V / 2100mA MAX
3.Wireless distance: 5-8mm
4.Dimension: 135   73        18mm
5.Efficiency : 75per cent
6.Standard : WPC 1.1 Qi
7.With 8000mAh Battery 
8.Color : Black White Gray