Very Inexpensive Battery Maintenance Charger
1.0 ampere output. 13.8 volts regulated charge limit. This unit is good for 100 amp hours worth of batteries. IMO the voltage is a tad high for a high antimony RV battery with temps 60F or higher but ...
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I might add this is a switch mode charger that uses about 70 percent less wattage than the harbor fright style transformer type float charger to maintain a battery.
