Energizer Eco Advanced Batteries, AAA, 4/Pk Our highest performing, most responsible alkaline batteries (versus our other alkaline batteries that contain no recycled batteries). Require less mining of virgin material and reduces the amount of batteries consumers need to power their devices resulting in less waste. Our longest-lasting alkaline battery and the world"s first AA battery made with recycled batteries. Today, it contains 4% by total weight, which is nearly 10% of a key active ingredient. Battery Type: Alkaline; Battery Size: AAA; For Use With: Any electronic device that uses batteries; Battery Capacity: 1250 mAH. The world"s only household battery made with recycled batteries.