Product dimensions: 120mm80mm182mm, rated voltage: DC 28.8V, charging limit voltage: DC 33.6V, charging current: 9A, rated capacity: 15000mAh, 432Wh, compliant with standard IS 16046(Part 2)/IEC 62133-2. It is equipped with self-developed Battery Management System (BMS) and features power level indication, self-discharge protection for storage, balance charging protection, overcharge protection, overdischarge protection, short circuit protection and load detection protection.