5 ENERGIZER A23 BATTERIES 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: GP23A, LRV08, L1028, RVO8, 23A, MS21, MN21, E23A, K23A, V23GA, 8LR932, 8LR23, VR22, 8F10R, CA20, MN21/23, 3LR50, A23, GP23A, 23AE, A23, A23S, P23GA