The ScanWatch 2 uses a SpO2 sensor to monitor oxygen saturation, heart rate, breathing frequency and movement all night long.  A high level of breathing disturbances can be an indicator of sleep apnea.

Features:

• Battery life up to 30 days with signature long-life rechargeable battery
• Proactive health tracking with advanced sensors combined with regulatory-compliant health metrics
• Complete health view with automatic sync, privacy and continous feature updates
• Day and night temperature tracking to monitor onset of illness or other health conditions
• TempTech24/7 module delivers best-in-class body temperature variation assessment
• Heart health notifications including high and low resting heart rate and irregular rhythm
• On demand checks include ECG measurement, AFib detection and blood oxygen level
• Round the clock tracking to gain insights while exercising
• Automatic exercise recognition; 40 activities recognised; water resistant to 5 ATM
• Advanced sleep monitoring with detailed analysis including Sleep Quality Score
• Syncs effortlessly to the free Withings app where you can view trends, get insights, and enjoy unlimited secure storage
• Premium Sapphire glass renowned for its strength, durability and scratch-resistance