48 volt DC acid battery For DC powered equipment, such as golf carts, forklifts, trucks, RV's, ATV's, UTV's, scooters, boats and more 3 color LED display, 10 segment LED bar graph; scan from 'F' to 'E' when connect to battery Delay display, power off memory, open circuit reset Terminal "C" is used to connect button or battery positive pole Material:plastic colour:Black Package Contents: 1 x Golf Cart Battery Meter Only the above package content, other products are not included. Note: Light 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.