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Old 05-09-2021, 04:06 AM   #25
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Join Date: Jan 2015
City & State: worcester
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Default Re: Harbor Freight car battery chargers any good?

Originally Posted by caphair View Post
How long would it generally take to fully charge a 12.3v battery at 2/4amps? The listing this charger claims? I picked one up and itís been sitting at 13.8v now for about 4 hours
i sometimes leave them on for a week to get them back up . others are on constantly and in use .
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