Duracell 9V Batteries: The Duracell Quantum 9 Volt alkaline battery is designed for use in items like garage door openers, smoke detectors, and more.

Hi-Density Core technology s and exclusive PowerCheck feature to instantly check power level

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.

Guaranteed for 5 years in Storage: Duracell Quantum 9V alkaline batteries are guaranteed for 5 years in storage.

#1 Trusted Battery Brand: Duracell Quantum batteries are available in Double A (AA), Triple A (AAA), C, D and 9V sizes.