Duracell 21/23 Batteries: The Duracell CopperTop 12 Volt alkaline battery is designed for use in household items like car alarms, key fobs, GPS trackers, remote controllers and more.
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.
Long Lasting Power: Duracell alkaline batteries are designed and developed for long lasting performance.
Guaranteed for 5 years in Storage: Duracell 21/23 alkaline batteries are guaranteed for 5 years in storage.
#1 Trusted Battery Brand: This Duracell CopperTop 21/23 Alkaline battery is equivalent to A23, MN21, A23, E23A, R23A and V23GA