The Duracell MN21 Key Fob Battery is a high capacity, guaranteed to work battery. The Duracell MN21 battery fits many electronic key fobs and garage door openers. It can also fit other remote controls of similar size and usage, so you are certain to find an appropriate use for this handy small sized battery.
This battery is the right choice for all of your devices that use this size battery, including garage door openers, alarm systems and high-powered devices. These batteries are designed to last longer and maintain their charge for many years. Each pack comes with two batteries.
Battery size: MN21
Item codes: LRV08 / MN21 / A23S / GP23A / AG23 / L1028 / VR22 / V23GA / GP23AE / A23 / 3LR50 / K23A / E23A
Units per box card: 2