Energizer® Accu Recharge AA Batteries are the world’s first made with 22% recycled materials and are designed to provide uncompromising performance, Rechargeable batteries can be charged 100s of times. They will keep you on the job with long-lasting professional recharged batteries, even using high drain devices or work tools. Designed to provide uncompromising performance, the Energizer® Accu Recharge Extreme AA batteries will keep you on the job even when using high drain devices or work tools. Under typical usage patterns, Energizer® rechargeable batteries can be re-charged hundreds of times, lasting up to a total of 5 years. For best results, pair your Energizer® Accu Recharge batteries with Energizer® chargers.