Product name: Haylou GST
Watch weight (with strap):42g
Display:1.69" TFT display
Bluetooth version: Bluetooth V5.1
Sensor: Heart rate sensor, motion sensor, blood oxygen sensor
Battery timing:9days in daily mode & 20 days in basic mode.
Compatibility: Android 6.0 and above; iOS 11.0 and above. Supported functions will vary with different watches, mobile phones, and countries.
Battery life: Approx. 9 days - 24 hours heart rate monitoring
Synchronous data platform: Haylou Fun
Workout modes: Outdoor running, indoor running, fast walking, cycling, climbing, spinning, yoga, free training, rowing, gymnastics, basketball, football.