Battery balancer GD2405 adopts an energy transfer balancing method to convert the unbalanced high voltage battery energy in the battery pack to the low voltage battery. Battery balancer GD2405 is designed with a maximum balancing current of 5A. The connection of battery balancer GD2405 is very easy. Battery balancer are designed with LED indicator. Display working status more intuitively Battery balancer is designed with LCD displays. It can display the voltage of a single battery, there are up to 4 equalization modes to choose from. Battery balancer has reverse polarity protection and battery low-voltage shutdown functions Battery balancer can be used with a mix of old and new batteries and batteries of different capacities. When a battery fails, you only need to replace one or a few batteries, and the performance of the entire battery pack can still be maintained, saving users considerable replacement costs. Battery balancer GD2405 can be used in parallel. A 48V battery pack only requires 3pcs GD2405. (The product appearance and printed words depending on the batch, but this does not affect use) Color:As Shown Material:plastic Package Contents: 1 * 24V Battery 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.