This 9-volt Ultralife battery is a reliable choice for powering your devices. With a long life expectancy of up to 10 years, you can enjoy uninterrupted usage for a long time. The battery is made of high-quality lithium chemical composition, ensuring superior performance and reliability. This single use battery is perfect for consumer electronics and multipurpose batteries and power needs. The brand Ultralife is known for its premium quality products, and this battery is no exception. It has a voltage of 9V and a battery size of 9v. Whether you need it for household or business use, this battery is a great choice.