Cardiac Science Corporation develops, manufactures and markets life-saving Automated External Defibrillators (AEDs) designed for use by law enforcement officers and other first responders to treat victims of sudden cardiac arrest. Powerheart AEDs incorporate an escalating, variable energy biphasic waveform, CPR coaching and metronome, and patented RescueReady® technology to ensure that the battery, circuitry and pre-connected electrodes are in working condition to provide confidence when treating someone in cardiac arrest. The Powerheart AED G3 Plus also comes with a 7-year warranty and a 4-year full operational battery replacement guarantee.