Defibtech Lifeline 7-Year Battery Pack

This Defibtech Lifeline Battery Pack Battery Pack lasts 7 years in the Lifeline AED while in stand-by mode. The battery pack comes with a 9-volt lithium battery that tests the AED daily, weekly, monthly, and quarterly. This powerful battery can deliver up to 300 shocks, or 16 hours of continuous operating time.Make sure you always have a spare battery in case it is necessary during a rescue.