Feature 1It works for 12V/24V, 36V, 48V/72V battery 2LED Flash for low charge and high charge warning 3Specifically designed to monitor the power level of battery while charging or discharging 4Display of 10 segment LED bar graph 5Memory option to recall quantity of electricitySpecification Features: It works for 12V/24V, 36V, 48V/72V battery. LED Flash for low charge and high charge warning. Specifically designed to monitor the power level of battery while charging or discharging. Display of 10 segment LED bar graph. Memory option to recall quantity of electricity. High reliability, wide operating voltage and temperature range. Specifications: Operating Voltage: 12V/24V, 36V, 48V/72V Operating Current: 20mA nominal Accuracy: +/- 0.5% Operating Temperature: -40 - +85 Humidity: 95% RH (non-condensing) at 32 or more for 2 hours Waterproof: IP65 Package Weight: approx. 68g Fitment: for Golf Cart or other 12V/24V/36V/48V/72V volt DC battery powered equipment Package Included: 1 x Battery Indicator 1 x Set of Accessories Note: 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.