The Standard 5-Year Battery Pack (DCF-200 / DBP-1400) for Defibtech Lifeline AED has a standby life (when installed in the unit) of 5 years, 125 defibrillation shocks, or 8 hours of continuous operating time including daily, weekly, monthly and quarterly self-tests.
Each battery pack comes with a new DAC-410 9-volt lithium battery.