Duracell Copper Top Alkaline 9V Batteries, 4 PCSDuracell Coppertop alkaline batteries deliver the lasting power and performance you can count on for electronic devices throughout the home or on the go As a general purpose battery, the Duracell Coppertop 9V alkaline battery is made to power everyday devices throughout the home, like toys, remote controls, flashlights, clocks and radios, portable electronics, and more Duracell guarantees each Coppertop 9 Volt alkaline battery to last 5 years in