The unique design is portable and skillful, comes with bright clear LCD colors with real time display plus large LED Values Displayed. Additional features include audio and visual alarm, Intelligent Measuring of SpO2/PR/PLETH/TEMP, automatic shutdown for power saving, history data upload, storage, print, review and web surfacing, built-in rechargeable Li-ion battery for 5 hours service. Unique Tele-monitoring and Synchronization retransmit function, Storage/Review trend data up to 129 hours and 3888 groups, Unit comes with utility software package provides real time long time monitoring.