Features: 1.It works for 12V/24V, 36V, 48V(optional) battery 2.Designed to monitor the power level of battery while charging or discharging 3.Provide instant battery status to permit effective management of the charging 4.LED flash for low charge warning 5.Display of 10 segment LED bar graph Specification: Features: _x000D_ It works for 12V/24V, 36V, 48V(optional) battery._x000D_ _x000D_ Designed to monitor the power level of battery while charging or discharging._x000D_ _x000D_ Provide instant battery status to permit effective management of the charging._x000D_ _x000D_ LED flash for low charge warning._x000D_ _x000D_ Display of 10 segment LED bar graph._x000D_ _x000D_ Memory option to recall quantity of electricity._x000D_ _x000D_ High reliability, easy to install and operate._x000D_ _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Material: Plastic _x000D_ Color: Black _x000D_ Operating Voltage: 12V/24V, 36V, 48V (optional) _x000D_ Operating Current: 20mA nominal _x000D_ Capacity: 1 Red + 2 Yellow + 7 Green LED for indicator _x000D_ Accuracy: +/- 0.5% _x000D_ Operating Temperature: -20 - +85 _x000D_ Package Weight: 40-42g _x000D_ _x000D_ _x000D_ Package Included: _x000D_ 1 x Battery Indicator _x000D_ 1 x Set of Accessories _x000D_ _x000D_ _x000D_ Note: _x000D_ Please connect the suitable voltage, as the mark in the back side of battery indicator. Voltage too high or too low will makes the battery indicator damaged or work abnormally. PackageList: