Super Fresh Energizer A27 12V Alkaline Batteries Sealed in original Package Works in: Garage door openers, home security systems, Remote control devices, lighters, electronic door locks, and automotive keychain remotes, radio devices, keyless vehicle entry systems, and Bluetooth headsets Equivalent to: GP27a, MN27, G27A, A27, 27A, L828, EL812, EL-8212, CA22 ,
