Small and powerful - long-lasting LR54 & LR44 batteries for digital cameras, watches, calculators, tuners and more. Features and Benefits You can count on their technological precision to power your small electronics Very long shelf life means you can count on them when you need them Long-lasting power means you get the most out of each battery Typical Applications Energizer batteries are perfect for, among other books, games, electronic organizers, electronic games and toys, computers, personal care appliances, calculators, keyless entry systems, opening devices / garage closed, digital thermometers, monitoring blood pressure devices, home & healthcare devices.