Polar Vantage M watch with H10 sensor

Weight: 45 g
Brand: Polar
Description: Type: smart watch, features: GPS, waterproof, OS compatible: Android, iOS, measurements: ECG, calorie monitoring, sleep monitoring, physical activity monitoring, continuous heart rate measurement, heart rate monitor: built-in, Class �
Additional Information: Color display, Corning Gorilla Glass 3, alarm clock, external heart rate monitor H10 included
Type: Smart watch
Headphone jack: Absent
Battery capacity: 230 mAh
Diagonal: 1.2"
Additional functions: Vibration, gyroscope, speaker, stopwatch, timer
Dimensions WxH: 46x46 mm
Wireless charger: There is
OS Compatibility: Android, OS X, Windows, iOS
Glass type: Scratch resistant
Charging connector type: Removable cradle
Security: Moisture protection
Heart rate sensor: Built-in and external
Active Time: 30 h
Mobile Internet: Absent
Minimum supported Android version: 4.4
Waterproof class: WR30 3 atm
Monitoring: Accelerometer, calories, heart rate, sleep, physical activity
Screen functions: Permanent screen operation
Watch case shape: Circle