Experience our longest lasting 2032 battery with Energizer 2032 Lithium Coin Batteries, featuring the world's first 3-in-1 Child Shield with three lines of defense: Color Alert, a bitter coating, and secure packaging. Only Energizer helps kids stay safe with new Color Alert technology that dyes the mouth blue seconds after contact with saliva to indicate possible ingestion. The non-toxic bitter coating helps discourage ingestion, while the secure packaging is almost impossible to open without scissors. Energizer lithium 2032 batteries perform in extreme temperatures ranging from -22 to 140 degrees Fahrenheit for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need key fob batteries, batteries for remotes, or batteries for glucose monitors or heart monitors. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 12 years in storage, these lithium batteries provide reliable power when you need it most.