Battery Balancer: The battery equalizer utilizes intelligent voltage compensation to maintain the battery in idle mode and automatically shut off when the voltage is insufficient, effectively extending battery life. Function: The battery compensation 24V can be connected in series with the battery for extended periods, ensuring charge and discharge balance among connected batteries. LED Indicator: Real-time voltage display is available through the LED screen of the battery equalizer, with voice control indicator to reduce energy consumption. Applicable Batteries: Suitable for balanced voltage batteries including -acid, lithium, nickel metal hydride, and lithium iron phosphate. Wide Range of Applications: The battery balancer can be applied to various battery configurations such as cars, boats, motorcycles, solar panels, etc. Product Name: battery equalizer Battery standard voltage: 2 x 12 V Compensation current: 0-5A Colour:Black Material:PCB Package Contents: 1 * equalizer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.