Polar V800
Tech specs 
SizeThickness 12.7mm
MaterialGorilla Glass, Aluminum and stainless steel shell
ChargingProprietary USB cable
Battery350 mAh lithium polymer battery
Battery lifeup to 13h of training time with GPS and sensors and up to 50h in GPS low power mode
Water-resistance30 metres (WR30)
Weight79 grams
SensorIntegrated GPS, barometer, accelerometer
DisplayLCD, 128 x 128 px high resolution
Screen size23 x 24 mm
ColorsBlack, Pink, White, Blue, Red
OtherPLATFORM: Propriatory
MEMORY: 8 MB Flash memory
CONNECTIVITY: Bluetooth, Wifi
Activity tracking 
Calories burnedYes
Heart rate
Stress & recovery
Pulse Ox
Respiration rate
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
Running featuresRunning cadence, recovery status, training benefit, training load, running program, running index, fitness test, Orthostatic test, power zones, jump test
Swimming featuresSwimming metrics for both pool and open-water swimming.
Other Multisport training, temperature plus many other features.
Non-fitness functions 
Smartphone notificationsYes
On-board music storage
Connected pay
Affiliate link*Amazon
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