You will need to make sure that the battery charger is powered off. Hook the positive cable to the battery first and then hook up the negative cable to the battery second. Then power the charger on once properly installed.
Interstate Batteries Marine/RV Battery, Group Size 24M, 12 Volt, Model# 27M-XHD

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- 12-month warranty
- Starting and cranking battery
- 12 volt
- Group size 24M
- 1,000 marine cranking amps
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