Duracell Lithium Coin batteries provide reliable, efficient power for your devices, like car key fobs, remote controls, thermometers, wireless doorbells, glucometers, and many more. These batteries are guaranteed for up to 10 years in storage Duracell has a tradition of investing in extensive development in features that can help keep children safe; our latest innovation is a non-toxic bitter coating on the cell designed to help prevent accidental ingestions. Duracell Lithium Coins also feature child-secure packaging which is nearly impossible to open without scissors. Battery Features LONG-LASTING POWER Reliable and efficient power for devices like key fobs, remote controls, thermometers, and many others. IDEAL FOR DEVICES like blood glucose monitors, weight and kitchen scales, wireless doorbells and more. BITTER TASTE DISCOURAGES SWALLOWING Non-toxic bitter coating designed to help prevent accidental ingestion. CHILD-SECURE PACKAGING that’s nearly impossible to open without scissors. #1 TRUSTED BATTERY BRAND Duracell is proud to offer you our latest innovation.