Renogy 500A Battery Monitor with Shunt, High and Low Voltage Programmable Alarm, Range 10V-120V up to 500A, 20ft Shielded Cable, Compatible 12V Lithium Sealed, Gel, Flooded Batteries,Black

【1% Accuracy Measurement】Shunt-type monitor design provides a lot more accurate real-time voltage and current draw measurement.
【Give protection to the batteries】With Low and high capacity alarm functions, our battery monitor with shunt will alarm, and backlight and voltage value will flash concurrently to give protection to the batteries from getting over-discharged.
【Have compatibility for all battery】The batter tester is compatible with quite a lot of battery types, including Lead Acid (AGM, GEL), Lithium Iron Phosphate, Lithium-ion, Nickel-metal hybrid. compatible with batteries operating at 12 volts, 24 volts, and 48 volts.
【Easy To read】Displays more than one electronic parameters, including Voltage, Current, Consumed Power, Battery Capacity, and battery degradation rate with a customized brightness high-definition Backlight Display.
【Easy to Install】Transparent shunt holder makes the battery tester more uncomplicated to mount the shunt. And the 20ft Shielded cable means that you can monitor the battery status from a distance.