Just wondering if using 2 TM batteries, in parallel, could it damage a fish finder? It would still be 12 volts. Correct? Just last longer.
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Just wondering if using 2 TM batteries, in parallel, could it damage a fish finder? It would still be 12 volts. Correct? Just last longer.
Correct....still 12 volts
I see now reason why it would hurt a fish finder.