13S2P 48V 200Ah battery pack is a Lithium-Ion rechargeable Battery Pack with Battery Management System integrated, normal voltage at 48V, rated capacity at 200Ah, with 15cm long 2AWG open wires for charge and discharge (it comes with bare leads in default but connector can be customized accordingly), it is mainly used on electric tools, electric toys, electric bikes, electric scooters, electric boats...