TomTom Touch
Tech specs 
SizeWrist size:
small 125-165mm
large 140-206mm
Thickness 11.5mm
MaterialStainless Steel case with silicone strap
BatteryLithium ion
Battery lifeup to 5 days
Water-resistanceIPX7 (splash proof, shower proof, do not swim)
Weight10 grams (module only)
SensorMotion sensor (accelerometer + gyro), optical heart rate monitor
DisplayTouchscreen - 128 x 32 pixels
Screen size5.58 x 22.38 mm
ColorsBlack, Red, Light Blue, Dark Blue (Customisable straps)
Activity tracking 
Calories burnedYes
Heart rate24/7
Stress & recovery
Pulse Ox
Respiration rate
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
Running features
Swimming features
Other Body composition analysis (measure your body fat and muscle mass percentage right from your wrist with the touch of a button).
Non-fitness functions 
Smartphone notificationsYes
On-board music storage
Connected pay
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