Don’t judge their size - these batteries from Energizer are small but very powerful! Able to deliver long-lasting, dependable performance in speciality devices like heart rate monitors, remotes, keyless entry systems, glucose monitors, toys, and games.Features and Benefits Holds power for up to 10 years in storage, ensuring you have Lithium Coin Batteries ready when you need them It’s extremely lightweight and has a very low self-discharge rate These batteries can withstand a wide temperature range of -30 to 60 C Notes 3V Pack Qty: 1