Features 1、[Multi Usage] A 48V battery equalizer can be connected to four 12V batteries by default, for battery packs with a voltage of 96V or higher, multiple 48V equalizers can be connected in parallel. 2、[Maximum Compensation Current] Whether in series or parallel connection, our battery equalizer supports a maximum compensation current of 10A, ensuring efficient and effective battery balancing. 3、[Extend Battery Life] This battery balancer can be connected in series or parallel within battery packs for extended periods, automatically maintaining a balanced state to keep batteries healthy, extending life. 4、[Intelligent Protection] With protections including reverse polarity protection and low voltage disconnect, our battery voltage balancer provides enhanced protection. 5、[Wide Application] This battery balancer is suitable for use in car, boat, golf cart, motorcycle, solar energy system, truck, RV, electric forklift, and any other battery packs. Specification Item Type: Battery Equalizer Material: ABS Model: NBFY HA02 Battery Nominal Voltage: 4 x (2.4V 3.6V 6V 9V 12V) Optimized Current: 0-10A Protection: Reverse Polarity Protection Low Voltage Disconnection: 1.8V Package List 1 x Battery Equalizer 1 x User Manual