Electric Bicycle Battery CPM526-00 Rated capacity: 10Ah Nominal voltage: 38.4V Battery Dimension:T*W*L=120*95*280mm(With Aluminium Case) Cell Dimension:T*W*L=8*78*230mm(Single cell ) Aperfect LiFePO4 battery with BMS,Charger. We are good at that field,and most of that batteries are for export,ther are: Excellent safety performance Lightweight High capability Low internal resistance Excellent discharge performance