The Physio-Control LIFEPAK CR2 defib combines best-in-class technology with the simplicity and portability required for use by the general public in a sudden cardiac arrest emergency. It puts the advantages of advanced technology emergency medical professionals have come to trust and rely on squarely in the hands of anyone ready to save a life in the event of an SCA emergency. Features Simple to use Turn on the device by opening the lid Apply the electrode pads ClearVoice technology Clear, calm, step-by-step instructions walk the rescuer through from beginning to end Volume will adjust to compensate for background noise Bilingual option available. Toggle between two pre-set languages during a rescue Remote Monitoring Connect your CR2 to a Wi-Fi network and receive alerts on anything that may affect the device's readiness Escalating power during rescue Initial shock delivered at 150/200 joules Second shock delivered at 300 joules Third and subsequent shocks delivered at 360 joules No need for separate Pediatric Electrode Pads Quik-Step Pacing, ECG, Defibrillation Electrode Pads can be used on Adult or Pediatric patients For Pediatric Rescues simply press the Child Mode button, follow instructions for pad placement and CPR Comes standard with 4-year adult/child electrode pads and 4-year lithium battery Metronome & CPR Coaching IP55 rating 8-year warranty