3 Description Features: Supplied with its own lithium charger. When the motor is overloaded, the system automatically switches off to protecting the technical components against damage. Suitable for E bike. High compatibility and long battery life. It has been through testing standards which is super durable. Non-toxic, non-odor that is safe using. Description: Rated voltage: 36V Capacity: 13Ah Energy: 468Wh Mileage range: about 50-70km Minimum capacity: 12.5Ah Standard charge: constant current: 2A constant voltage: 42V, 200mA Standard discharge: constant current: 7.25A final voltage: 27.5V Charging cycles: 500 Max. charge current: 4A Max. discharge current: 15A Charging temperature: 0-45 Operation: 0-60 Storage temperature: 15-35, humidity: 45-75% Class: IP65