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Amazon.com: Renogy 500A Battery Monitor with Shunt,Compatible with 12V Lithium Sealed,Gel,Flooded Batteries+Renogy Bluetooth Module RJ12 Communication Port Compatible Rover/Wanderer/Adventurer Charge Controllers : Tools & Home Improvement
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Renogy 500 Amp Universal Battery Monitor, High and Low Voltage Programmable Alarm RBM500-G1 - The Home Depot
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