Features 1BATTERY PROTECTION: The battery equalizer features intelligent voltage compensation system that keeps the battery idle, automatically turning off when the voltage is insufficient, effectively extending the battery life. 2AUTOMATIC BALANCING: This battery balancer can be connected in series with the batteries for a prolonged period, maintaining a balanced charging and discharging among the batteries in the series. 3ENHANCED DURABILITY: The battery equalizer keeps balance in both charging and discharging directions, with reverse polarity protection, low voltage insulation, reverse connection protection, ensuring longer lifespan. 4VERSATILE COMPATIBILITY: Suitable for various battery types, including acid, lithium, NI MH, and LFP batteries, this battery equalizer balances the voltage effectively. 5WIDE APPLICATION: The battery equalizer can be used in a range of applications, such as automobiles, boats, motorcycles, solar panels, and other battery setups. Specification Item Type: Battery EqualizerMaterial: ABS, PCBBattery Standard Voltage: 2 x 12VCompensation Current: 0-5AStandby Current: <3mAProtection: Reverse Polarity ProtectionUndervoltage Standard Value: 10V Package List 1 x Battery Equalizer1 x Instructions