Genius GEN3 30A Onboard Battery Charger - 3 BankWicked Tough, Wicked Smart!The GEN3 on-board battery charger offers the perfect mix of high-technology and rugged construction. With a fully-sealed, waterproof housing, the GEN3 can be mounted directly onto a variety of applications including boats, tractors and a wide range of equipment. With the intelligent NOCO VosFX processor constantly monitoring the power input, attached battery and charger itself, the GEN3 charger is capable of diagnosing, recovering, charging and maintaining batteries. 3 year limited warranty included.Waterproof Fully-Sealed100% completely sealed. Protects our units from the most extreme environments and rated at IP68. Rapid Charging TechnologyCharges batteries 2X faster than traditional linear battery chargers. High Frequency, High EfficiencyHigh-frequency, high-efficiency for a lightweight, compact charger. Designed for SafetyReverse polarity, short circuit, open circuit, spark proof, overheat, overcurrent & overcharge. Features:Full interactiveRapid charging technologyMultiple Battery ChemistryDesigned for safetyVariable input compensatedAbnormality protectionHF/HE switch mode designRecovery modeWaterproofWARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.