52V 48V 36V 1000W 750W 500W Ebike Battery Downtube Electric Bicycle Bafang DIY Battery Feature:(Hailong#3 has the same function as Hailong#4, except that Hailong#4 is higher.) Waterproof and Solid plastic Case. Make the battery more durable. Lighted battery LED power Indicator. Easily grasp battery consumption. With 5V 1.5A USB port can charge Cell Phone and Bluetooth Speaker. With power button. Save battery power consumption. Please turn on the power switch of the battery before charging or discharging. Use key lock to secure the battery to the bicycle frame to prevent theft. The 5-pin gold-plated discharge port improves stability. Electric bike battery with high quality inbuilt BMS, can be overcharged and overdischarged, short circuit protection.
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