Battery Monitor - 500A. (1% Accuracy in Measurement). Shunt-type monitor design provides much more accurate real-time voltage and current draw measurement. (Protect the batteries) With High and low capacity alarm functions, our battery monitor with shunt will alarm, and backlight and voltage value will flash simultaneously to protect the batteries from getting over-discharged. (Fit for all battery) Compatible with various battery types, including Lead Acid (AGM, GEL), Lithium Iron Phosphate, Lithium-ion, Nickel-metal hybrid. (Easy to read) Displays multiple electronic parameters, including Voltage, Current, Consumed Power, Battery Capacity, and battery degradation rate with a customized brightness high-definition Backlight Display. (Easy to Install) The transparent shunt holder simplifies mounting, while the 20ft shielded cable enables remote monitoring of battery status. Dimensions approx. 99 x 61 x 18mm.