Our newly developed Li-ion battery with water bottle shape can provide 200 to 400 watts' strong power. There are all kinds of perfect protection functions being built in the battery. This battery has good appearance and can be easily fixed on the water bottle frame. The display of rest quantity of electricity makes you know the other miles you can go forward well.
Specifiction bi3306 bi3309
Average voltage 33V 33V
Rated capacity 6.2ah 9.3ah
Cycle life(times) more than 500 more than 500
Outer diameter 72mm 72mm
Height 220mm 290mm
Weight 1.2kgs 1.6kgs
Guarantee 1.5years 2years
Full charging time 3hours 3 hours
Riding distance 40-50kms 50-60kms
Certifacation CE CE
Price USD200 USD260.