The all-new ZOLL AED 3™ Automated External Defibrillator makes the best even better. It improves on the best support for rescuers, provided by the AED Plus® since 2002. Designed and built upon years of usability research with both trained and untrained rescuers, it’s easy to use. And it’s equipped with improved Real CPR Help®, ZOLL’s real-time CPR feedback technology.