BatteryMINDER Plus

Extends the life and performance of all 12-volt lead acid batteries, including maintenance-free, marine, deep cycle, sealed and AGM batteries. Patented high-frequency pulse technology charges and maintains up to five 12-volt batteries connected in parallel or 6-volt batteries connected in series. Guaranteed to never overcharge any battery, no matter how long connected. Charger: Charges at maximum 1.33 amps, with 1 amp maximum current available if required by battery wh