Xiaomi Haylou RS4 Smartwatch

Creative Strap Design
The lightweight metal bezel is designed with a technological aesthetic. And the upgraded silicone strap is skin-friendly and breathable for a long time wearing.

New Look Whenever You Want
The APP watch faces are constantly updated. Customize the watch face with images of your choice or even your picture.

Blood Oxygen Testing
Sleepiness and fatigue after high-intensity exercise or work is a sign of insufficient oxygen in the body. Raise your wrist to test your blood oxygen level and keep your health under control.

Heart Rate Monitoring
Haylou RS4 can accurately detect your heart rate 24 hours a day and detect even slight change, welly knowing your every heartbeat.

Sleep Monitoring
The percentage of deep sleep is an important criterion of sleep quality. Haylou RS4 actively monitors sleep time and status to help you develop good sleep habits.

Breathing Training
Perform guided breathing exercises at a set rhythm to alleviate stress anytime and anywhere, easily restoring vitality.

12 Workout Modes
Haylou RS4 has 12 workout modes. It can record real-time exercise data, helping you track and improve your athletic performance.

Active Tracking of Activities
With a built-in high-precision motion sensor, Haylou RS4 can actively record your daily exercise behavior. Set your goals and strive to realize them.

Alipay Offline Payment
The watch supports Alipay offline payment. Forget to take your phone and wallet? Swipe left on the homepage to enter the scanning code page, raise your wrist to make the payment.