Polar M200
Tech specs 
Size42 x 42 x 18 mm
MaterialSilicone, plastic
Chargingmicro USB
Battery190 mAh lithium polymer
Battery lifeup to 6 days (with 24/7 activity tracking + 1h/day of training with GPS and optical heart rate, without smart notifications)
Water-resistance30 metres
Weight40 grams
SensorAccelerometer, optical heart rate sensor, GPS, vibration motor
Display1342 pixels
Screen sizevisible area diameter 26 mm
ColorsBlack, Red
OtherPLATFORM: Propriatory
PROCESSOR: N/A
MEMORY: keeps the last 5 workouts in its watch memory
CONNECTIVITY: Bluetooth, Wifi
Activity tracking 
StepsYes
DistanceYes
Calories burnedYes
ActivityYes
Floors
SleepYes
Heart rateYes
Vo2MaxYes
Stress & recovery
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
GPSYes
Running featuresrunning cadence, recovery status, training benefit
Swimming features
Other
Non-fitness functions 
Smartphone notificationsYes
On-board music storage
Connected pay
Links 
Affiliate link*Amazon
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