The Koonenda brand LR44 alkaline button cell batteries are reliable power sources designed for various devices, including watches, calculators, toys, and medical equipment. Each battery has a voltage of 1.55V, ensuring consistent energy output. They are compact and lightweight, making them easy to install and replace. This pack includes multiple batteries, ensuring you have spares on hand for when you need them. Made with high-quality materials, these batteries have a long shelf life and are capable of performing in both high and low-temperature conditions.