Duracell batteries are multi-purpose alkaline batteries ideal for reliably powering everyday devices that require a kick of additional power.Duracell Specialty alkaline MN21 batteries - long lasting power guaranteed for your devices.Duracell Specialty batteries have up to 5 years of in-storage guarantee so you can be confident these batteries will be ready when you need them.They are suitable for use in wireless remote controls, wireless doorbells and security systems (alarms & locators)
