Long-lasting power and innovation is what the Energizer MAX family is all about. Meet our longest-lasting AA Energizer MAX batteries yet. 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 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. Guarantee energizer will repair or replace, at our option,any device damaged by these energizer batteries. Guarantee void if batteries are charged by user or device.