10 Charging Stations: Charge up to ten 12 volt or 6 volt batteries at 4 AMPs simultaneously; automatically switches from full charge mode to float charge mode for optimal long-term battery health. 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. Includes: One 10 Bank Multibank Charger Unit, ten separate alligator clips and a 6-foot AC power cord for simple and convenient use. Extend Battery Life: