ENERGIZER Alkaline Battery Long-lasting power and innovation is what the Energizer MAX® family is all about. Meet our longest-lasting Energizer MAX® battery yet. With our latest improvements, Energizer MAX® AA batteries now last up to 30% longer than previous Energizer MAX® AA batteries in digital cameras. They also hold their power for up to 10 years while in storage, so you have power when you need it most. Plus, the AA and AAA sizes are designed to protect devices from leakage of fully used batteries up to 2 years. So when it comes to toys, digital cameras, and other valuable devices, you can feel confident knowing you have the long-lasting power and protection you expect from Energizer. - Now even longer-lasting, thanks to Energizer’s dedication to innovation - Designed to protect against damaging leaks for up to two years after fully used - Hold power for up to 10 years in storage - Makers of the world's 1st* Zero Mercury AA Alkaline Battery: Energizer is an industry leader in powering - people's lives responsibly