The Duracell 21/23 12V Alkaline battery is designed to provide reliable power to specialty devices like car alarms, key fobs, GPS trackers, remote controls, and other electronics. Duracell 21/23 batteries are guaranteed against defects in material and workmanship, so you can be confident these batteries will be ready when you need them. From storm season to the holidays, Duracell is the #1 trusted battery brand. *

• Brand Name: Duracell
• Battery Type: Alkaline
• Battery Size: 12-Volt
• Volts: 12 V
• Battery Capacity: 50 mAh
• Product Type: Security Battery
• Model Number: 21/23
• Number in Package: 1 pk
• Usage: Home Security
• Rechargeable: No
• Packaging Type: Carded