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Finally its possible to recover heavily discharged and sulfated batteries that you may think are dead or useless.

Self enclosed in a convenient, water resistant, heavy duty case, charger interrogates the battery prior to charging and immediately lets you know if you have a bad battery. The patented microprocessor controlled circuitry monitors and adjusts the charging current to allow the battery to reach its optimum level charge.

Ideal for larger 12 volt batteries including group 31, 4-D and 8-D.