Long Lasting: Each lithium battery holds power for up to 10 years in storage, so they\'re always ready when you need them Trusted Power: Delivers long-lasting, dependable performance in speciality devices like heart rate monitors, remotes, keyless entry systems, calculators and toys Reliable: These Energizer CR2025 lithium batteries perform in extreme temperatures, withstanding -30° to 60° C Energizer Innovation: From the makers of the world\'s longest-lasting AA batteries, Energizer Ultimate Lithium Get the most from your essential devices with the reliable, long-lasting power you\'d expect from Energizer. Stock up on Energizer CR2025 batteries for watches and wearables, as well as batteries for key fobs, remotes and alarm sensors. This battery pack is also a great choice if you need a new car key battery. Each Energizer lithium CR2025 battery holds power for up to 10 years while in storage and can withstand temperatures from -30º to 60ºC. They\'re also responsibly designed with zero mercury and child-resistant safety packaging. As well as size 2025 (or KECR2025), the Energizer batteries range includes 2032, 2016 and LR44/A76 batteries, so it\'s easy to find reliable power in the size you need. For rechargeable batteries, search for Energizer Recharge - ideal for high-tech devices. Since creating the world\'s original consumer battery in 1896, Energizer has led the charge in industry innovation with a proud history of firsts, including the world\'s first on-battery tester. The brand brings this forward thinking to environmental initiatives too, developing the first ever rechargeable battery system in 1958 and introducing the first zero-added mercury battery in 1989. Energizer Recharge batteries were also the first rechargeable to contain recycled batteries. The company partners with organisations that encourage, inform and empower consumers to recycle non-rechargeable batteries, as well as battery packaging. Depend on the power of Energizer CR2025 batteries.