Smartwatch HAYLOU 4S

HAYLOU Watch 4S GPS Smartwatch
Stay connected, active and organised with the HAYLOU Watch 4S GPS Smartwatch. Designed for sport, fitness and everyday lifestyle use, this smartwatch combines a premium AMOLED display, Bluetooth calling, built-in GPS positioning, all-day health monitoring and long battery life in one stylish wearable device.
With a 1.43-inch AMOLED display, Bluetooth 5.3, 120+ workout modes, 200+ watch faces, SOS emergency calling and up to 18 days of battery life, the HAYLOU Watch 4S is a practical choice for users who want a smart, reliable and modern fitness watch.
Key Features
1.43-Inch AMOLED Display
Enjoy a sharp and vibrant viewing experience with the 1.43-inch AMOLED screen. The 466 x 466 resolution provides clear detail for notifications, calls, fitness data, health tracking and watch faces.
Built-In GPS with 5 Satellite Positioning Systems
Track outdoor activities more accurately with GPS positioning supported by five satellite systems. Ideal for running, walking, cycling and outdoor sport tracking.
Bluetooth Calling
Make and answer calls directly from your wrist when connected to your smartphone. Perfect for workouts, commuting, driving or busy everyday moments.
Bluetooth 5.3 Connectivity
The upgraded Bluetooth 5.3 chip provides a stable and efficient connection for calling, notifications and smart features.
24-Hour Health Monitoring
Monitor your daily wellness with heart rate, sleep, stress and women’s health tracking. The watch helps you better understand your body and daily routine.
120+ Workout Modes
Choose from over 120 workout modes to track different sports and activities. Whether you are running, cycling, training indoors or exercising outdoors, the watch helps record your progress.
Up to 18 Days Battery Life
The built-in 400mAh battery delivers long-lasting performance, with up to 18 days in basic use mode and around 10 days in everyday use mode, depending on settings and usage.
GPS Sport Mode
Enjoy up to 26 hours of GPS sport mode, making it suitable for longer outdoor activities and fitness tracking sessions.
SOS Emergency Call
The SOS emergency call feature provides added peace of mind, allowing quick access to emergency calling when needed.
AI Voice Assistant
Use the built-in AI voice assistant for convenient hands-free control of supported smart functions.
Smart Message Notifications
Receive calls, messages and app notifications directly on your wrist, helping you stay updated without constantly checking your phone.
200+ Watch Faces
Personalise your smartwatch with over 200 watch faces. Choose a style that matches your outfit, mood or activity.
Remote Shutter
Use the remote shutter feature to control your phone camera from your wrist, making group photos and selfies easier.
Stainless Steel Rotating Crown
The stainless steel rotating crown offers smooth control and adds a premium feel to the watch design.
Sync with Strava
Sync your fitness data with Strava to track, review and share your workouts more easily.
1ATM Water Resistance
The 1ATM water resistance rating helps protect the watch from everyday splashes and light water exposure.
Product Specifications
Brand: HAYLOU
Model: Watch 4S
Type: GPS Smartwatch
Screen Size: 1.43 inches
Screen Type: AMOLED
Resolution: 466 x 466
Screen Shape: Round
Touch Screen: Yes
Bluetooth Version: Bluetooth 5.3
Bluetooth Calling: Supported
GPS: Yes
GPS Positioning: Five Satellite Positioning Systems
Workout Modes: 120+
Watch Faces: 200+
Battery Capacity: 400mAh
Battery Life: Up to 18 Days in Basic Use Mode
Everyday Use Mode: Up to 10 Days
GPS Sport Mode: Up to 26 Hours
Waterproof Rating: 1ATM / Life Waterproof
App Name: Haylou Fun
App Download Available: Yes
Voice Assistant: Built-In
Strap Width: 22mm
Band Material: Silicone
Band Detachable: Yes
Available Colours: Black / Silver
Compatibility: Compatible with supported Android and iOS devices
Certification: CE
Recommended Use: Fitness, outdoor sport, calls, notifications, health tracking and everyday wear
Main Functions
Bluetooth Calling
Answer Calls
Dial Calls
SOS Emergency Call
Smart Message Notifications
Heart Rate Monitoring
Sleep Tracking
Stress Monitoring
Women’s Health Monitoring
Step Tracking
Distance Tracking
Calorie Tracking
Activity Tracking
120+ Workout Modes
GPS Sport Tracking
Strava Sync
AI Voice Assistant
Music Control
Remote Camera Shutter
Alarm Clock
Chronograph
Calculator
Multiple Watch Faces
Power Reserve Mode
What’s Included
HAYLOU Watch 4S Smartwatch
Silicone Strap
Charging Cable
User Accessories
Please note: Package contents may vary depending on the selected version or supplier package.
Best For
The HAYLOU Watch 4S is ideal for customers looking for:
A stylish GPS smartwatch
AMOLED display quality
Bluetooth calling
Long battery life
Fitness and workout tracking
Outdoor sport tracking
Smart notifications
Health and sleep monitoring
Strava-compatible workout tracking
A smartwatch suitable for daily wear
Important Note
Health monitoring features are intended for general wellness and fitness reference only. This smartwatch is not a medical device and should not be used for diagnosis, treatment or medical decisions.
Battery life may vary depending on screen brightness, Bluetooth calling, GPS use, notifications, workout tracking, watch face selection and other settings.
The 1ATM water resistance rating is suitable for everyday splashes and light water exposure. It is not recommended for swimming, diving, saunas, hot water or high-pressure water exposure.
Why Choose the HAYLOU Watch 4S?
The HAYLOU Watch 4S combines a premium AMOLED screen, built-in GPS, Bluetooth calling, AI voice assistant, 120+ workout modes and long battery life in one sleek smartwatch. It is a strong choice for anyone who wants a modern wearable for fitness, outdoor activity, daily health tracking and staying connected on the go.