Product name: Haylou GST Lite
Dimensions: 45.7x37x11.4mm
Strap width: 22mm
Watch weight: 39g with strap
Display: 1.69" TFT display
Resolution: 240x280px
Bluetooth version: Bluetooth V5.0
Sensors: Heart rate sensor, motion sensor, blood oxygen sensor
Battery capacity: 220mAh
System requirements: Android 6.0 and above; iOS 11.0 and above (supported features may vary by the watch, mobile phone, and country)
Battery life: Approx. 9 days (24-hour heart rate monitoring)
Waterproof rating: IP68
Working temperature:  -0°C~45°C
Synced data platform: Haylou Fun
Workout modes:
Outdoor Running, Indoor Running, Outdoor Walking, Indoor Walking, Trail Running, Outdoor Cycling, Indoor Cycling, Freestyle Workout, Yoga, Pilates, Treadmill, Elliptical Trainer, Rowing Machine, Gymnastics, Mountaineering, Hiking, Fishing, Rollerblading, Rowing, Rock Climbing, Curling, Skiing, Ice Skating, Table Tennis, Badminton, Football, Basketball, Volleyball, Baseball, Tennis