The DieHard 6V / 12V Battery Charger Maintainer in float mode monitoring model 28-71219 is a reliable charging solution for automotive batteries. With a peak amp rating of 4 amps, this automatic charger provides efficient and effective power to keep your vehicle's battery in top condition. The included clamps and accessories make it easy to use, and the single unit is designed to meet your charging needs. While it does not come with a warranty, this DieHard charger is a dependable choice for maintaining your vehicle's battery.BRAND NEW NEVER TOOK OUT OF BOX BOUGHT AT SEARS WAY BACK IN DAY THANKS FOR LOOKING & HAPPY HUNTING 👍