Save money by preventing a no start situation! The BEX-3000 3.0 AMP battery charger is fully equipped with sophisticated circuitry that will safely charge and maintain batteries without overcharging. Compatible with all 12V Lead Acid Batteries: Standard (Flooded), AGM, and Gel Cell. Fully automatic ?smart? charging enables energy efficient safe charging via AutoMeter?s advanced software and digital circuitry. Features four charging modes: Desulfation, Bulk, Absorption, and Maintain. Utilizes colored LED indicator lights to tell you what stage of charge your battery is currently taking.