Watch Withings Scanwatch Nova 42 mm, blue

Skin temperature sensor: Yes
Blood oxygen sensor: Yes
Active minutes: Yes
Calories burned: Yes
Accelerometer: Yes
Quality of sleep: Yes
Altimeter: Yes
Heart rate monitor: Yes
Watch case size: 42 mm
Watch case colour: Stainless steel
Watch case material: Spring steel
Market positioning: Smartwatch
Shape: Round
Band colour: Stainless steel
Lens material: Sapphire
Water resistance: 10 ATM
Battery type: Built-in battery
Charging time: 2 h
Battery life: 30 day(s)
Weight: 63 g
GPS (satellite): Yes
Mobile network connection: No
Mobile operating systems supported: Android 12.0, Android 8.0, Android 8.0, Android 9.0, Android 11.0, iOS 9.0, Android 10.0, Android 10.0, iOS 9.0, iOS 9.0, iOS 9.0, iOS 16, iOS 15, Android 13.0
Built-in camera: No
Built-in speaker(s): No
Built-in microphone: No
FM radio: No
Display technology: OLED
Display type: Hybrid
Display diagonal: 1.6 cm (0.63")
Pixel density: 282 ppi
Bluetooth: Yes
USB port: No
Headphone connectivity: No
Wi-Fi: No
Near Field Communication (NFC): No
Bluetooth Low Energy (BLE): Yes