BATTERY INDICATOR,RL-BI003,Solar System, Forklift, Golf Cart or other DC battery powered equipment Used for forklift trucks, Golf Carts, RV's ... to monitor the charge status of the battery or batteries.1.High reliability2.Low cost and small size3.Lower operating current4 ... 90°CHumidity: 95% RH (Non Condensing) at 38°COperating voltage: 12V, 24V, 12/24V; 36V; 48VBattery indicating range can be customized ...