-Enhanced Real CPR Help technology provides real-time CPR feedback on the rate and depth of chest compressions-Text and voice prompts provide visual and audible feedback to the rescuer on CPR quality-High-resolution LCD touchscreen display with vivid rescue images provides visual guidance to responders-A CPR cycle timer and a large color bar gauge show CPR compression depth-Universal one-piece CPR Uni-padz electrodes feature a 5-year shelf life-RapidShock analysis technology minimizes pre-shock pause time-Built-in WiFi connectivity can automatically report device readiness and offer fast access to clinical event data, including CPR performance data-Integrated pediatric rescue: CPR Uni-padz and child-mode selection softkey offers one solution to treat both adults and children-Built to withstand extreme temperatures and altitude, vibration, and shock-Optional WiFi connectivity can automatically report device readiness and offer fast access to clinical event data, including CPR performance data-Rugged design features an IP (ingress protection) rating of IP55 for dust and water-5-year smart battery can report its power status-Post-event support via RescueNet® Event Summary-Comprehensive automatic self-tests ensure device readiness-Semi-automatic and fully automatic configuration-Export clinical data, update device software, or clone/upload configuration through the USB port-warranty six years (register on zoll website for an extra 2 years warranty at no additional cost)Free product training is included