Smart watch for ios SpO2 tracking

Product name:HAYLOUS GS
Dimension:44.4*43*11.7（mm）
Strap width:22mm
Watch weight:38g(including strap)
Display:1.28″TFT display
Resolution:240*240
Bluetooth connection:Bluetooth V5.0
Sensors:Heart rate sensor,motion sensor,blood oxygen sensor
Battery capacity:220mAh
System requirements:Android 6.0 or IOS 11.0 and above(supported functions will vary with different watches,mobile phones and countries)
Battery life:Approx.7 days(24-hour heart rate monitoring)
Waterproof rating:IP68
Working temperature:0℃-45℃
Synced data platform:Haylou fun
Workout modes:Outdoor running;indoor running,walking,cycling,climbing,spinning,yoga,free training,gymnastics,basketball.