Battery capacity:2000mA 


Battery Voltage:3.7V 


Battery Watt-hour:6.66WH 


Lithium content:0.66g 


Battery Type:802540(Polymer) *2


Battery Weight:25g 


Number of Battery Cells:2


Battery Composition:Lithium Manganate


At 1st gear = 4.2V0.2A = 0.85W (240 minutes)   


In 2nd gear = 4.2V*0.46A=2W (180 minutes)


3-speed = 4.2V * 0.62A = 3W (120 minutes)


Product weight: 160g


Product weight (including packaging): 205 grams


Product size: 110*55*48MM


Single package size: 130*78*53MM