Duracell Coppertop all-purpose alkaline batteries are not only dependable, they’re also long-lasting. They’re great for many of the devices you use on a daily basis.

• The Duracell CopperTop 9 Volt alkaline battery is designed for use in household items like garage door openers, smoke detectors, and more.
• Duracell alkaline batteries are designed and developed for long lasting performance.
• Guaranteed for 5 years in storage.Duracell guarantees these batteries against defects in material and workmanship. Should any device be damaged due to a battery defect, we will repair or replace it at our option.