You will need skill and knowledge to install it and use it. 7S 24V 15A BMS. This bms is for a Lithium-ion battery. Not suitable for a LiFePO4 battery. 7S 24V 15A BMS li-ion battery BMS, Used for 24V 8Ah 10Ah 12Ah and 15Ah battery, E-bike battery BMS, With balance function.