DALY BMS 13S 48V 40A Li-ion Battery Protection Board

13S 48V BMS board or battery management Board for e cycle or e-bike.  This BMS board is a waterproof one with a common port. Top-quality BMS board comes with a wire directly. In the rainy season, water may go inside the battery and can damage it but if you use battery BMS system waterproof that will help you a lot more to protect the battery.