Features 1、MAIN PURPOSE: This battery equalizer is used to maintain charging and discharging balance between series or parallel batteries. 2、SUPPORT PARALLEL CONNECTION: A 24V battery equalizer can connect two 12V batteries in series, for 24V or higher voltage battery packs, multiple 24V equalizers can be connected in parallel. 3、INTELLIGENT PROTECTION: With reverse polarity protection, low voltage disconnection function, providing longer battery life. 4、WIDELY APPLICABLE: The equalizer can be used in acid, AGM, gel, flood batteries, and can be connected in series or parallel in batteries for a long time. 5、EXTEND BATTERY LIFE: The battery voltage balancer can keep the battery in a healthy state and extend its life, easy to use. Specification Item Type: 24V Battery Equalizer Material: ABS Model: NBFY HA11 Optimize Current: 0-5A Protection: Reverse Polarity Protection Package List 1 x 24V Battery Equalizer 1 x User Manual 1 x Flat Cable