Duracell - MN21B2PK 12V 21/23 Specialty Alkaline Battery (2/Pack)

Energizer A23 Batteries provide reliable power to your important gadgets. These mini batteries are compatible with a variety of devices, including your keyless entry system, bluetooth headsets and home security systems. Reach for these specialty batteries when you need replacement camera batteries or a new garage door opener battery. Miniature alkaline Energizer batteries contain zero mercury to reduce environmental impact. Count on Energizer, the #1 brand of specialty batteries, to deliver dependable, long lasting power to your devices.

Duracell Specialty Alkaline batteries are designed to provide reliable power to specialty devices like car alarms, key fobs, GPS trackers, remote controls, and other electronics. They 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 number one trusted battery brand.

Power your household with Rayovac High Energy 9 Volt Alkaline Batteries. Engineered for long-lasting performance, these Rayovac 9V batteries are ideal for the high use devices in your home, from your wireless microphone to high-powered toys and smoke detector batteries. Rayovac batteries are rigorously tested to ensure they do what they say they'll do—plain and simple. These alkaline 9V batteries last up to 5 years in storage. Each 9 Volt battery is made for dependable performance. For reliability in the devices you use each day, count on Rayovac for 9 Volt batteries.