Features : 2 pack of Energizer MAX alkaline AAA batteries . Our #1 Longest Lasting MAX AAA battery powers everyday devices . Leak resistant-construction protects your devices from leakage of fully used batteries for up to 2 years. Bonus: It’s guaranteed. Power for your nonstop family’s must-have devices like toys, flashlights, clocks, remotes, and more . Holds power up to 10 years in storage—so you’re never left powerless . From the makers of the #1 longest lasting AAA battery (Energizer Ultimate Lithium), and the Energizer Bunny . Energizer created the world’s first zero mercury alkaline battery