Four chargers, one product! This Battery Tender® 4-bank charger is designed to charge and maintain up to four batteries simultaneously at 1.25 AMPs. Like all of our chargers, this 4-bank switches to float mode once your vehicle is fully charged to prevent overcharging.4 CHARGING STATIONSCharge up to four 12 volt batteries at 1.25 AMPs simultaneously; automatically switches from full charge mode to float charge mode for optimal long-term battery health  CONNECT AND FORGETWith a low maintenance design, our universal vehicle charger and maintainer is compact, lightweight, and easy to operate even in small storage space for your convenience    INCLUDESOne 4 Bank Multibank Charger Unit, four separate alligator combo clips and a 6-foot AC power cord for simple and convenient use - 2 Year general limited warranty    EXTEND BATTERY LIFECompatible with all 12V lead-acid, flooded, AGM, and gel cell batteries; complete 4-step charging program works the battery with overcharging or discharging    SAFETY FEATURESThis battery charger features reverse polarity protection, a 25-hour safety timer shutoff, and is spark proof    STAY CHARGEDProvides a full charge to your vehicle’s battery before switching to float mode to maintain proper voltage levels for safe, long-term storage without overchargingCalifornia Residents WARNING: Cancer and Reproductive Harm - P65Warnings.ca.gov