DEWIN Battery Balance, Equalizer, 48V, Digital Display, 4 x 12 V Battery Balance, for Lead Acid Lithium Battery - ShopVlot

Battery Balancer: The battery balancer has an intelligent voltage compensation system to keep the battery in stationary state and turn off automatically if the voltage is not enough to extend the battery life. Function: The battery equalizer 48 V can be connected in series with the battery for a long period of time to maintain the charge and discharge balance between the batteries connected in series. LED display: the battery equalizer can display the voltage in real time via the LED screen, and