Leading Quality Cells. We only source high quality A-grade cells from. Official sources never use fake or cheap cell pack sell at lowest price. Design and assemble all batteries in our own factory. Each pack is ran through a full charge and discharge test before leaving our facility to make sure you are getting every amp hour you paid for. Built-in Battery Protection System. Each Battery is fully automatic built in battery protection system (BMS). Prevent the battery from overcharging, overdischarging, and short circuit. We don’t take chances when it comes to our batteries or your safety! Free repair service will be provided over 3 month. We stand behind our product! No tariff, you only need pay as the listing show. Configuration: 13S5P (65 cells). Battery Cell: LG 4800mah, 3C. Max Continuous Charge Current: 5A. Max Constant Discharge Current:45A(BMS). Peak Discharge Current: 135A. Charge Cut-off Voltage : 54.6V. Discharge Cut-off Voltage : 36.4V39V. T: 5.95kg13.12lbs. Charger : 54.6V 3A. Configuration: 14S5P (70 cells). Max Constant Discharge Current:40A(BMS). Peak Discharge Current: 120A. Charge Cut-off Voltage : 58.8V. Discharge Cut-off Voltage : 39.2V42V. T: 6.3kg13.89lbs. Charger : 58.8V 3A. Rated Capacity: 19.2Ah. Configuration: 16S4P (64 cells). Max Constant Discharge Current:50A(BMS). Peak Discharge Current: 150A. Charge Cut-off Voltage : 67.2V. Discharge Cut-off Voltage : 44.8V48V. T: 5.88kg12.96lbs. Charger : 67.2V 3A. Our battery can fit most motor kit, for example: Bafang, Voilamart, Tongsheng, but exclude these four.