The Duracell Alkaline Battery is Duracell's best battery for electronic devices. Most TENS units will function with a 9 Volt Battery. Make sure you always carry an extra battery in...

Duracell Alkaline Batteries by Duracell, these coppertop batteries deliver long-lasting, efficient and reliable power in popular battery powered devices such as remotes, clocks, radios, and electrotherapy devices. For use in...