Haylou GST
![Haylou GST side view](https://haylou.info/images/gst-s2-01.png)
![Haylou GST sleep screen](https://haylou.info/images/gst-s2-icon-big-03.jpg)
![Smartwatch Haylou GST on a man's hand](https://haylou.info/images/gst-s5-img.jpg)
![A man wears Haylou GST smart watch and washes hands](https://haylou.info/images/gst-s2-03.jpg)
![Smartwatch Haylou GST on a sportsman's hand](https://haylou.info/images/gst-s6-img.jpg)
![Haylou GST on hand](https://haylou.info/images/gst-s13-img.jpg)
Product name: Haylou GST
Dimensions: 49.9×38.7×11.7mm
Strap width: 22mm
Watch weight (with strap): 42g
Display: 1.69″ TFT display
Resolution: 240x280px
Bluetooth version: Bluetooth V5.1
Sensor: Heart rate sensor, motion sensor, blood oxygen sensor
Battery capacity: 220mAh
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
Waterproof grade: IP68
Working temperature: -0°C~40°C
Synchronous data platform: Haylou Fun
Workout modes: Outdoor running, indoor running, fast walking, cycling, climbing, spinning, yoga, free training, rowing, gymnastics, basketball, football
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