Features 1、BATTERY PROTECTION: The battery equalizer has smart voltage compensation system that keeps the battery idle and automatically turns off when the voltage is low. 2、AUTOMATIC BALANCE: The battery equalizer can be connected in series with the battery for a long time to maintain the charge discharge balance between series batteries. 3、MULTIPLE PROTECTION: Can maintain balance in both charging and discharging direction, with reverse polarity protection, low voltage insulation, reverse connection protection. 4、APPLICABLE BATTERY: This battery balancer is suitable for lithium batteries, nickel hydrogen batteries, lithium iron phosphate batteries, etc., effectively balancing voltage. 5、WIDE APPLICATIONS: This battery voltage equalizer can be used for battery configurations such as cars, ships, motorcycles, solar panels, etc., compact and practical. Specification Item Type: Battery Equalizer Material: ABS, PCB Compensation Current: 0-5A Standby Current: <3mA Protection: Reverse Polarity Protection Undervoltage Standard Value: 10V Package List 1 x Battery Equalizer 1 x User Manual