The Philips HeartStart FR3 helps responders to start critical life-saving therapy for victims of a sudden cardiac arrest (SCA) in mere seconds. This professional-grade automatic external defibrillator (AED) helps visualize the workflow of an SCA rescue and automates many steps in the rescue process. The HeartStart FR3 automatically turns on* when opened and gives users visual and audio instructions so they do not have to look for controls. Pre-connected defibrillation pads save valuable seconds.*This option is only available with the hard case.