Stay Charged: The powerful 3 amp charger provides a full charge to your automotive vehicle’s battery before automatically going into float mode to maintain proper voltage levels without overcharging. 5 amps 12 volt charger and maintainer | Connect and Forget: With 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. Features 11 total feet of combined reach including 6 ft. AC cord and 5 ft. DC output charging cord | Includes: 3 amp battery charger, ring terminal and alligator clip combo cable, 5 year warranty, and lifetime customer service | Monitor Power Levels: A solid state two-color LED light indicates the charging status and if the battery voltage drops too far under load, ISM adaptive charging will resume full charger output power. It is UL/CSA, CE and BC approved | Safe and Secure: Spark-proof during lead connection and automatically detects reverse polarity to ensure a correct, locked-in connection before providing power. | Versatility: Compatible with lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell), this charger works with 6 volt and 12 volt batteries with the push of a button