The Energizer SR60 S42 364 363 1.55V Silver Oxide Coin Cell Battery is used in watches, toys, glucose monitors and calculators. They are commonly used for: Watches: Coin cell batteries are widely used in wristwatches, providing long-lasting and compact power. Calculators: Many small electronic calculators use coin cell batteries due to their compact size and low power requirements. Hearing Aids: Some hearing aids use coin cell batteries for their small size and reliable power. Remote Controls: Small remote controls, such as those for car key fobs or some TV remotes, often use coin cell batteries. Medical Devices: Devices like glucose meters and digital thermometers frequently use coin cell batteries for their compact and lightweight design. Specifications Battery size: SR60 S42 364 363Battery chemistry: Silver oxideBattery voltage: 1.55VPack size: 1