DeWalt DXAEC2 Professional 2 Amp Automotive Battery Charger and Maintainer, 2 Amp all-in-one solution - battery charger, battery maintainer, trickle charger, Compatible with any AGM, GEL, or WET automotive or marine 6V and 12V battery, Fully automatic high frequency charging restore lost battery performance for stronger engine starts and extended battery life, Built-in circuit protection guards against overcharging, reverse polarity, and short circuiting, Compatible with alltypes of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs,classic cars, and more, Hanging hook for ease of use in tight spaces, ETL Certified for performance and safety.