Duracell® Lithium Coin batteries provide reliable, long-lasting power for your specialty devices. They have up to a 10-year guarantee in storage so you can be confident these lithium coin batteries will be ready when you need them. To help ensure the safety of your children, these batteries come in a child-resistant package, which is nearly impossible to open without scissors. These batteries are great for devices like glucometers, calculators and car remotes. From storm prep to holiday needs, Duracell® is your trusted battery brand. Battery Type: Lithium Coin; Battery Size: 2450; For Use With: Everyday Electronic Devices; Voltage: 3 V.