Amazfit Bip
Tech specs 
Size20 mm standard watch band width
MaterialPolycarbonate
ChargingUSB
Battery190mAh Ah lithium battery
Battery lifeMore than 30 days of battery life with regular use, and up to 45 days with minimal notifications. 22 hours with GPS switched on.
Water-resistanceIP68
Weight31 grams or 18 grams without strap
SensorTriaxial accelerometer, geomagnetic sensor, barometer, air pressure sensor, PPG heart rate sensor, a GPS and GLONASS module and Bluetooth connectivity
DisplayLCD display, protected by Gorilla Glass 3, with a resolution of 176 x 176 pixels
Screen size1.28 inch
ColorsOnyx Black, White Cloud, Kokoda Green and Cinnabar Red
Other
Activity tracking 
StepsYes
DistanceYes
CaloriesYes
ActivityYes
FloorsYes
SleepYes
Heart rateYes
Vo2Max
Stress & recovery
UV exposure
Skin temperature
Galvanic skin response
GPSYes
Running features
Swimming features
Smartphone notificationsEmails, text messages, calls, calendar alerts and app notifications
Other
Links 
Affiliate link*Amazon | Amazfit
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