Heart rate: Beats per minute

Steps: Based on user's motion

Distance : Based on the user’s profile for high precision

Calories: Withings app widget displays active & metabolic calories, as well as the total caloric expenditure

Running: Automatically detected

In-app daily recap of duration and distance

Swimming: Automatically detected | Duration and calories

Sleep: Time it takes to fall asleep | Duration | Sleep cycles (light and deep sleep) | Sleep interruptions

Fitness Level assessment (Steel HR Sport only): Via VO2 Max estimation

Bluetooth Low Energy - to sync with Withings App

Bluetooth connection with location settings permission must be enabled to use the Connected GPS feature

Steel HR can be installed on a smartphone or a tablet, via the Withings app available on iOS (iOS 14 and higher) and Android (10.0 and higher).

Cannot be set up from a computer

36mm model: 36.3mm diameter (1.4’’), 13mm thickness (0.51’’), 18mm wristband width (0.71’’), 39g (watch only)

40mm model: 39.5mm diameter (1.6’’), 13mm thickness (0.51’’), 20mm wristband width (0.79’’), 49g (watch only)

Stainless steel case featuring chrome indexes and a soft silicone wristband.

Water resistant up to 165 feet deep (50 m, 5 ATM)

Operating temperature: -10°C to 45°C (14°F to 113°)

Storage temperature: -20°C to 85°C (4°F to 185°)

A slight vibration to wake you up at a preset time.

Heart rate infrared sensor

Day & Night motion sensor

High precision MEMS 3-axis accelerometer

Low power consumption

Up to 25 days in normal use

Up to 5 days in workout mode

+ 20 additional days in power reserve mode (time and activity tracking only)