2032 lithium coin batteries. Provide reliable, long lasting power for your important devices. These lithium 2032 batteries perform in extreme temperatures ranging from -22 degrees Farenheit to 140 degrees Farenheit for dependable power, even in the toughest conditions. Ideal to use in fob batteries, batteries for remotes, or glucose monitors and heart monitors. Also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power whenever you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.