Get the most out of your high drain devices with this RAYOVAC home and auto battery charger. This charger is compatible with both AA and AAA batteries and has a battery capacity of 4. It comes with a wall charger and a car charger, making it easy to charge your batteries on the go. The high capacity NiMH chemical composition ensures that your batteries will last longer and deliver reliable performance. Don't let a dead battery ruin your day, get your hands on this versatile battery charger today.