48V 13AH Electric Bicycle Lithium Battery Downtube for 500W 750W 1000W Hailong3. Rated Voltage / capacity:48V / 15Ah. Batteries combinations:13-S, 6-P. Component:Li(NiCoMn)O2. Discharge cycle life:1000 times. Max voltage:54.6V. Certification:CE, RoHS, MSDS. PCB board Protection: Yes. BMS board Protection:Yes. 1 x Lithium Battery with ABS case(Base discharge). 1 X Battery Charger.