General
Model: Haylou RT2 (LS10)
Compatible OS: Android 6.0 and above, iOS 11.0 and above
App: Haylou Fun (for pairing and data sync)
Body
Dimensions: 45.7 x 45.7 x 12.1 mm
Strap Width: 22 mm
Weight (with strap): 55 g
Case Material: Alloy / Plastic
Band Material: Silicone
Display
Screen Size: 1.32‑inch
Resolution: 360 x 360 pixels
Touch: Full touch screen
Connectivity
Bluetooth: Version 5.0
Bluetooth Range: ~10 m
GPS: None
Sensors
Heart Rate Sensor
Motion / Accelerometer Sensor
Blood Oxygen (SpO₂) Sensor
Battery
Capacity: ~300–330 mAh
Battery Life (Daily Use): Up to ~12 days
Battery Life (Basic Mode/Standby): Up to ~20 days
Charging Type: Magnetic charging
Health & Fitness Functions
24/7 Heart Rate Monitoring
Sleep Monitoring
Blood Oxygen (SpO₂) Tracking
12 Sport / Workout Modes (steps, calories, distance, etc.)
Sedentary Reminder
Breathing Exercises
Smart Features
Message and Call Notifications
Music Control
Find Phone
Weather Display
Custom Watch Faces
Build & Durability
Waterproof Rating: IP68 (daily water resistance; not for swimming/diving)
Other
Multiple languages supported via the app