Introducing Duracell CR2032 Lithium Coin Batteries pack – the ultimate power source for an array of everyday devices. To help ensure the safety of your children, they have been designed with Baby Secure pack: Tamper-proof pack with double blister so that it is impossible for a child to open without scissors and a non-toxic bitter taste ring-shaped layer with Bitrex applied on the backside of the cell to discourage swallowing from babies and toddlers. Trust in the durability and dependability of Duracell to keep your devices running smoothly with up to 10 years in-storage guarantee. You can be confident they will be ready when you need them.