Yuasa YUA1203000 3 Amp Automatic Battery Charger and Maintainer 3 Amp Automatic Battery Charger & Maintainer is easy-to-use - just plug in and attach to battery Automatic charging and maintenance maximizes battery life and performance OEM approved 5-stage charging algorithm saves time and energy, while ensuring the battery is properly and fully charged Active desulfation to recover sulfated batteries, with defective battery detection to eliminate surprises Includes quick connect cable and alligator clips (6 ft. total)