Haylou RS4

• Xiaomi Haylou® RS4 45mm Premium Smart Watch AMOLED Global- Black

About this item

  • 1.78” AMOLED HD TOUCH SCREEN: The smart watch features a 1.78” AMOLED screen. The 368×448 screen resolution offers incredible color depth and exceptional clarity. 2.5D curved tempered glass, personalized watch dials and 4 adjustable brightness levels to give you a better experience. The metal frame is made by glitter mist process.
  • HEART RATE & BLOOD OXYGEN MONITORING: Smartwatch monitors automatically and records your heart rate constantly. Tracking, recording and evaluating your nightly sleep data (hours of light sleep, deep sleep and wake up) and your blood oxygen, helps you build healthy lifestyle.
  • UPGRATED STRAP HYPOALLERGENIC MATERIAL: High-quality silicone strap material could avoid the possibility of allergies to the greatest extent. Polished structure smoothing strap texture fit the skin comfortably and safely. And the strapless loop design makes it easy to wear than ever.
  • MULTI I-FUNCTION SMARTWATCH:This watch can measure steps, calories, distance, blood oxygen, breathing training, heart rate monitoring, sleep monitoring, 12 sports modes, sedentary reminder, incoming call notification, SMS and APP, stopwatch, alarm clock, Music control, mobile phone search, weather forecast, brightness adjustment, etc.
  • 12 SPORTS MODES & IP68 WATERPROOF: The smart watch has 12 sports modes, such as walking, running, rowing, etc. You can check sports data on the Haylou Fun app. The fitness tracker is waterproof and meets international standards for water resistance. IP68 waterproof smart watch could be applied in most daily occasions (except in hot water or sea water)
bluetooth earbuds

* 1 Year warranty hardware 3 months warranty battery *

Original price was: €59.90.Current price is: €54.90.

Out of stock


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.
* Monitoring data and results are for reference only, not for diagnosis.

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.

* Monitoring data and results are for reference o

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.
Cycling | Climbing | Fast walking | Outdoor running | Spinning | Indoor running | Yoga | Free training | Basketball | Football | Rowing | Gymnastics

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.
The watch knows how far you have gone.
Every step counts check in with small goals.
Monitor calories burnt for scientific body management.
Sedentary reminder
A timely reminder for a break so you can combine work and rest.

10 Days Battery Life

Battery life can last up to 10 days in daily use mode, and it can be used for about 25 days in basic use mode, saving the trouble of daily charging.
12 days Daily use mode
20 days Basic use mode
* Daily mode: heart rate monitoring; sleep monitoring; call reminders twice a day; message reminders 8 times a day; wrist-lift 150 times a day; exercise twice a week, run for 60 minutes each time.
* Basic mode: default watch face; sleep monitoring; turn off phone Bluetooth connection, continuous heart rate monitoring, and other functions.

Real-time Message Reminder

Connect to mobile phone via Bluetooth. Calls, WeChat, and various APP information can be synchronized with the watch in real-time so that you don’t miss every important moment.

IP68 Waterproof


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