-Amp Battery Charger, Battery Maintainer, and Battery Desulfator Introducing the all-new GENIUS2, one of our most powerful, highest-performing, energy-efficient, and compact chargers yet. The GENIUS2 is a 6-volt and 12-volt...

10-Amp Battery Charger, Battery Maintainer, and Battery Desulfator Introducing the all-new GENIUS10, one of our most powerful, highest-performing, energy-efficient, and compact chargers yet. The GENIUS10 is a 6-volt and 12-volt...