Experience long-lasting and dependable power for your essential devices with the Energizer CR2450 Lithium Coin Battery. This 3-volt battery is designed for a variety of specialty items, including heart rate monitors, glucose monitors, keyless entry systems, watches, toys, and games. Engineered to perform in extreme temperatures, ranging from -30º to 60º C, you can rely on these batteries even in challenging conditions. Plus, they can hold their charge for up to 10 years in storage, ensuring power is available when you need it most. Each package contains two batteries. This environmentally conscious design is mercury-free and features child-resistant safety packaging. Key Features: * Reliable, long-lasting power for specialty devices * Withstands extreme temperatures (-30º to 60º C) * Holds power for up to 10 years in storage * Mercury-free and child-resistant packaging Product Summary: Energizer CR2450 Lithium Coin Battery, 3V, 620 mAh, CR2450 battery, lithium coin cell, single-use battery, 2.45 cm diameter, 3.45 mm height, 6.8 g weight, silver color, blister package, E300830709.