Get the power and reliability you need for important devices like your key fob, car alarm, GPS tracker, or even child locator. Trust Duracell for power that matters to you most.
Large pack: 10x 2-blister (20 pcs.) Duracell DURALOCK 12V MN21 batteries Duracell Alkaline Battery MN21 Security 12 Volt Same as or replace the following battery types Duracell 12Volt MN21, GP GP23...