Amazfit GTR Mini Smart watch

Display 1.28", 416x416
Matrix type AMOLED
Light sensor Yes
Heart Rate Sensor Yes
Barometer (altimeter) Yes
Compass Yes
Battery life up to 7 days
Charging time (h) 2
Bluetooth 5.2 Wireless connection
Supported OS Android, iOS
Adjustable strap length from 150 to 200 mm
Battery capacity 280 mA-h
Interaction with a smartphone remote control, the ability to send SMS, the ability to receive calls
Display type color, touch