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

17% off — $70.99 — at Amazon

$70.99$85.9317% OFF

Price as of July 30, 2026 at 7:06 PM

1% Accuracy Measurement: Shunt-type battery 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 tester with shunt will alarm, and backlight and voltage value will flash simultaneously to protect the batteries from getting over-discharged.
Fit for all battery: The energy monitor is compatible with various battery types, including Lead Acid (AGM, GEL), Lithium Iron Phosphate, Lithium-ion, Nickel-metal hybrid. 12V battery monitor compatible with batteries operating at 12 volts, 24 volts, and 48 volts.
Easy To read: Renogy battery monitor 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: Transparent shunt holder makes the renogy lithium battery monitor easier to mount the shunt. And the 20ft Shielded cable allows you to monitor the battery status from a distance.

1% Accuracy Measurement: Shunt-type battery 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 tester with shunt will alarm, and backlight and voltage value will flash simultaneously to protect the batteries from getting over-discharged.
Fit for all battery: The energy monitor is compatible with various battery types, including Lead Acid (AGM, GEL), Lithium Iron Phosphate, Lithium-ion, Nickel-metal hybrid. 12V battery monitor compatible with batteries operating at 12 volts, 24 volts, and 48 volts.
Easy To read: Renogy battery monitor 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: Transparent shunt holder makes the renogy lithium battery monitor easier to mount the shunt. And the 20ft Shielded cable allows you to monitor the battery status from a distance.