Description:*100% brand new and high quality*The battery equalizer is used to maintain the charge and discharge balance between each battery connected in series.*The battery equalizer can compensate for the battery in both directions.*Reverse polarity protection, low voltage cutoff for longer battery life.*Can be connected in series in the battery for a long time to automatically maintain the balance of the battery condition.Intelligent battery voltage balance keeps batteries healthy and saves battery life.Details:Material: plastic + metalColor: BlackBattery Rated Voltage: 4*(2.4V/3.6V/6V/9V/12V)Compensation current: 0-10AQuiescent Current: 5mA（12V）1.2mA(2.4V)Protection: reverse polarity protectionUndervoltage lockout: 1.8VProduct Size: Approx. 124 * 62 * 27mm / 4.9 * 2.4 * 1.1inProduct Weight: Approx. 400gPackage Contents:1 * Battery Equalizer1 * User ManualNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.