Product name
Haylou RT2
Main body size
45.7 * 45.7 * 12.1 mm
Strap width
22 mm
Watch weight ‘with strap’
55 g
Display screen
1.32″ TFT display
Resolution
360x360px
Bluetooth connection
Bluetooth V5.0
Sensor
Heart rate sensor, motion sensor, blood oxygen sensor
Battery capacity
300 mAh
System requirement
Android 6.0 and above, iOS 11.0 and above. Supported functions will vary with different watches, mobile phones, and countries.
Waterproof grade
IP68