Hybrid Smartwatch Withings ScanWatch 2 Black

The ScanWatch 2 is a hybrid smartwatch that combines medical-grade health monitoring with classic watch design. It offers ECG measurements, continuous heart rate and blood oxygen monitoring, day-and-night body temperature tracking, and sleep analysis while maintaining up to 30 days of battery life. The watch syncs with the free Withings app to display trends, insights and long-term data storage.

Advantages

ScanWatch 2 provides a clinical-grade ECG in 30 seconds, blood oxygen (SpO2) measurements and continuous heart rate monitoring. It introduces TempTech24/7 for day and night body temperature variation tracking and uses a multi-wavelength PPG sensor together with an accelerometer for improved accuracy. The hybrid design includes a grayscale OLED screen and retains an extended 30-day battery life while integrating with the Withings app for trend visualization and secure storage.

Key specifications

• ECG: medical-grade electrocardiogram, 30-second assessment
• Temperature: TempTech24/7 module for day and night body temperature variation tracking
• SpO2: blood oxygen measurement for respiratory assessment
• Heart rate: continuous heart rate monitoring with HRV data
• Sensors: multi-wavelength PPG, accelerometer, temperature and heat-flux sensor
• Display: Grayscale OLED screen
• Battery life: up to 30 days
• App: syncs with the free Withings app for trends, insights and unlimited secure storage

How to use

Wear ScanWatch 2 on your wrist during the day and night to enable continuous monitoring. Use the ECG function when prompted to perform a 30-second cardiac assessment by following on-screen or app instructions. Ensure the watch is paired with the Withings app to view temperature variation, SpO2, sleep quality score and long-term trends. Charge the watch as needed to maintain up to 30 days of battery life depending on usage.

Recommendations

Use ScanWatch 2 as a health-monitoring companion and consult a healthcare professional if the device notifies you of abnormal ECG results, significant temperature deviations, low blood oxygen readings, or other concerning trends. For best results, keep the watch fit snugly on the wrist and ensure regular syncs with the Withings app to preserve and review historical data.