EMAY SleepO2 Pro wrist pulse oximeter designed for overnight tracking of blood oxygen saturation, pulse rate, and nasal airflow.The device records data continuously for up to 20 hours and features a soft silicone sensor for comfort.It includes software for Windows PC, allowing users to upload data via USB to generate detailed reports with AHI (Apnea-Hypopnea Index) and ODI (Oxygen Desaturation Index).Would you like to know more about the setup process or how to interpret the sleep reports Brand new in box