Duracell Coppertop batteries with POWER BOOST™ Ingredients deliver dependable power to your everyday devices throughout the home, like toys, remote controls, flashlights, calculators, clocks and radios, wireless mice, keyboards, and more. The pack of high performance 1.5 volt batteries will last in storage for up to 12 years, so you can rest assured they will be ready when you need them. We're proud to offer you Duracell 1.5 Volt Coppertop Alkaline AA Batteries as part of our trusted lineup of batteries - from storm season to holiday needs, Duracell is the #1 trusted battery brand for the moments that matter most.