Product type	Smart watch
Screen type	LCD
Screen diagonal	2"
Screen resolution	320 × 385 px
Functions	Breathing assistant Automatic recognition of walking and running Stress measurement Weather information Blood oxygen test Synchronization of results Calorie counting Accelerometer Heart rate monitor Sleep monitoring 140+ sports mode Bluetooth calls
Data communication	Bluetooth 5.3
Compatibility	iOS 12 and higher Android 6.0 and higher
Battery capacity	4700 mAh
Battery life	Up to 18 days
Adjustable strap length	135 - 205 mm
Operating system	Xiaomi HyperOS
Built-in microphone	Yes, a double
Brightness	Adjustable 500 e.g
Material	TPU
Width	40.4 mm
Weight	42.2 g
Certificates	IPX8
Additional information	200+ watch faces for Alexa