For a safe, long-lasting battery that just keeps performing, you cannot do better than Duracell Plus. The new and improved Duracell Plus AAA are alkaline batteries with up to 100% Extra Life ( Longevity performance compared to the Minimum Average Duration of the 2015 IEC AAA Motorized Toy test). Ideal for powering everyday and regularly used devices, motorised toys, flashlights, digital audio devices, etc. Tested for voltage and leakage to ensure safety, Duracell Plus is the ultimate everyday battery. Unused batteries last up to 10 years in ambient storage. 98% of our paper-based packs are made from recycled materials.