... 77*86mm 3. 4.2kg, Max.20A current 4.2 year warranty 5.with Al alloy case, Charger&BMS 36V Li-ion battery pack used ... (BMS) and battery charger7, With short-circuit production function, safe and reliable8, Factory price& High quality9, Fast charging10, Light weight, small size11 ... such as bus, electric car, tourist car and commix car2. Light electric car: such as electric bicycle, golf car, small-scale ...