The Zoll AED Plus comes with a fool proof single-piece electrode (shows proper hand position for chest compressions) and it’s the only AED that uses consumer batteries. Comes with a carrying case and full 5 year warranty The public access defibrillation (PAD) movement, supported by the AHA, would put automated external defibrillators (AEDs) in all emergency vehicles and public places, where first responders or trained laypersons (security guards, flight attendants, office managers, etc.) could use them to quickly treat victims of sudden cardiac arrest.