3A 12V Fully Automatic Battery Charger & Maintainer

3A charge/maintain. Compatible with 12V MAX standard AGM deep-cycle and lithium (LiFePO4) batteries. Scrolling digital display delivers step-by-step instructions and charging status. Fully automatic operation with microprocessor control. Multi-stage charging helpsmaximize battery health and longevity. Float mode monitoring adds a charge as needed to maintain a fully charged battery. Reverse hook-up protection prevents damage to the charger vehicle and battery. Bad battery indicator. Desulfation mode. Dimensions: 5"H x 12"l x 16"W.