48V 20Ah E Bike Lithium Ion Battery With 54.6V 2A Charger 13S5P Electric Bicycle Waterproof Battery Built In BMS For 250W 300W 350W 500W 750W 1000W Motor(T Plug)

48-volt lithium-ion batteries: Nominal voltage/capacity: 48 V, 20 Ah. Includes 54.6 V 2 A charger. Suitable for motors with a power output of less than 1000 W. Dimensions: 250 mm × 95 mm × 68 mm. Weight (kg): approx. 4.5 kg. Features: Long service life, lightweight, and highly safe. The outer layer is made of waterproof material, which is insulating, corrosion-resistant, and wear-resistant. The inner layer offers a low melting point, is waterproof, and has good adhesion. To ensure the battery's longevity, please store it in a bag or box. Intelligent BMS System: The 48V electric bike battery with integrated BMS protection board ensures greater safety, performance, and longevity. The extremely low self-discharge rate helps retain charge even during inactivity, ensuring excellent long-term performance. High discharge efficiency: The lithium-ion battery for electric bikes can operate at temperatures from -20 to 60°C, and the discharge efficiency reaches 95%. Get the most out of your battery and ride longer. When not in use, the self-discharge rate is a maximum of 3%, saving battery power.