Three indicator lights let students and instructors know if procedures are being performed correctly: Blood Circulation Indicators- lights change speed to reflect the blood flow in proportion to compression depth, aiding in visualizing the blood flow from the heart to the brain CPR Quality Indicators- these only light when the compression depth and speed coincide correctly with the given default value Free Companion App-The app is free to download on Apple or Android devices. The FREE Brayden Online iOS App can only be used on an iPad (OS 14 or above) and is available via the Apple Appstore. The FREE Brayden Pro Android App can be obtained via Google Playstore. Now updated, it will work on OS 13 Android devices. Currently, the App has been tested on Samsung tablets and phones; we cannot guarantee it will work on other android devices. Compression Indicators- depending on the CPR quality, indicators will light partially or completely completely lit indicators indicate the procedure has been performed correctly indicators are interrelated with the given default value of depth and compression speed prescribed in the 2010 CPR Guidelines Intuitive app and feedback screens provide real-time CPR feedback, including hands-off time and ventilation performance Offers a timeline of assessed performance measured through 8 key CPR metrics for quantitative analysis and debriefing Can be configured for AHA and ERC (2015) Guidelines Can be set for differing responder skill levels, 1 or 2 responder scenarios, and ventilation only or compression only Monitors up to 6 manikins Bluetooth link connects manikin to app on Android tablet, allowing data to be exported To view a video clip, click on An Introduction to Brayden Pro (ENG).Two-Year WarrantyShip Weight: 11 lbsDimensions. (Inches): 24 x 13.5 x 10