Batteries Charging While Towing Question
To be brief....I have two new 6 volt Interstate batts in my fiver. Came home from a camping trip yesterday, about a 2 hour drive. My batts were 6.03 when we left camp. Still 6.03 when we got home. I h...
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As you plug into the running vehicle, the trailer battery should pop up about 0.5 to 1.0 volts
Check it.
Check it.
