Size/Dimemsion: 0.41" Dia x 1.12" H (10.3mm x 28.5mm)
Applications: Doorbell, Garage door openers/sensor, home security systems, Remote control, lighters, electronic door locks, and automotive keychain remotes, radio devices, keyless vehicle entry systems, and Bluetooth headsets.
Equivalent to the: MN21, V23GA, A23, 1811A, LR-V08, SES-23A, MS21, VR22, EL12, GP-23A, 23A