Portable automatic defibrillator The HeartSine 360P is a portable, lightweight, automatic defibrillator. With easy-to-understand visual and voice prompts, the 360P will guide you or the rescuer through the entire resuscitation process. Perfect for those inexperienced in CPR. This defib will only deliver a shock if the person is in Cardiac Arrest. The HeartSine 360P is great for people with above average CPR experience. Owning this defib is a low cost option with battery and pads combined in one cartridge with a 4 year life span. There is no servicing required, minimal on-going maintenance (just battery and pads) and it comes with an 8 year replacement warranty.