Duracell Coppertop Alkaline 9-Volt Batteries (4-Pack) in the 9-Volt Batteries department at Lowes.com
Duracell Duracell Coppertop 9V Battery, 2 Pack, Long-lasting Power, All-Purpose Alkaline Battery for your Devices 004133303961 - The Home Depot
Amazon.com: Duracell - CopperTop 9V Alkaline Batteries - long lasting, all-purpose 9 Volt battery for household and business - 2 count : Health & Household