The LIFEPAK CR2 defibrillator is designed for indoor and outdoor use | This fully automatic unit evaluates the heart rhythm once electrode pads have been applied and, if a shockable rhythm is detected, delivers a shock without any assistance | This defibrillator has voice instructions to guide you through the process | CPR COACH Feedback Technology: The defibrillator provides CPR coaching at appropriate times during the cardiac arrest response | A metronome provides tones at the correct rate for chest compressions | The defibrillator also detects whether chest compressions are being performed and adjusts the voice prompts | ClearVoice Technology: Adaptive volume control automatically adjusts the volume of audio instructions depending on surrounding noise level such as noisy shopping centres, highways and emergency rooms | Child Mode: Child mode can be accessed by pressing the CHILD MODE button | It will then deliver lower energy levels that are appropriate for young children without having to change electrodes | Child mode also adjusts CPR coaching to be appropriate for young children | Features an 8 year warranty and 4 year battery | 2kg weight | Voice prompts and metronome | Lid activated