HAYLOU Watch 4S Smartwatch – Specifications and Features
We have here the latest version of the Haylou Watch 4S smartwatch, it is a sport smartwatch loaded with sports functions, health functions, as well as built-in GPS. Check out the details below, especially on the features and specifications of the smartwatch.
Design and Build Quality of HAYLOU Watch 4S
The HAYLOU Watch 4S flaunts a premium look with a lightweight aluminum alloy frame, giving it a sleek, refined appearance while maintaining durability. Looking at the design, the wearable has a circular body frame that has flat side, and comes in three elegant color options—Black, Silver, and Pink—allowing users to choose a style that suits their personality.
Similar to other wearable, the smartwatch has a rotary button on the side, with a return button just below it. These functional buttons, help user navigate on the series of menus easily. The interchangeable silicone strap is soft yet sturdy, making it ideal for both casual wear and active use. The smartwatch is rated IP68 waterproof, a 1 ATM ratig, which means it can easily handle sweat, rain, and accidental splashes during daily activities or workouts.
With regards to the screen display, the wearable has a 1.43” inch AMOLED screen, a full touch screen display with smooth operation, sharp, vivid colors, and with high resolution. Regarding the resolution, the smartwatch has a 466x 466 pixel resolution, ultra sharp, and protected by a 2.5D tempered glass screen.
Features of HAYLOU Watch 4S Smartwatch
As a fitness-focused wearable, the HAYLOU Watch 4S includes a wide array of sports modes, supporting over 120+ exercise types including walking, running, cycling, elliptical, and strength training. It intelligently tracks your movements, recording metrics such as steps, distance, calories burned, and workout duration. In fact there is a feature for AI coaching that is loaded in the smartwatch.
Other features included are upgraded high precision sensors, new self developed algorithm upgrade. There is also a dual band GPS chip with 5 positioning system for more accuracy during outdoor workouts. If you are using Strava, well the good thing is the smartwatch can be synchronized with the app easily.
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For health tracking, the smartwatch has a multi-channel bio sensors that monitor your heart rate all day, check your blood oxygen levels, and track your sleep patterns. It also includes features for women’s health, like menstrual tracking and reminders. These tools help you better understand and manage your overall well-being right in the smartwatch.
In terms of connectivity, the HAYLOU Watch 4S supports Bluetooth calling. Users can make and receive calls directly from the watch thanks to its built-in speaker and microphone. Paired with the HAYLOU Fun app, the watch also provides real-time notifications from apps like WhatsApp, Facebook, and SMS, and other popular applications. You can read the messages directly in the smartwatch, with the support for real time notifications.
Additionally, the smartwatch includes practical features such as alarm, timer, weather updates, sedentary reminders, music control, camera shutter control, and customizable watch faces (200+ watch faces).
Battery life is another strong suit of the Watch 4S. Powered by a 400mAh battery, the smartwatch can last up to 10 days in everyday use mode, 18 days in basic use mode, and 20 hours in GPS sport mode.
Pros
- Large 1.43” AMOLED Display
- Bluetooth Call Support
- 24-Hour Heart Rate & SpO2 Monitoring
- 120+ Sports Modes
- Built-in Positioning System
- IP68 Waterproof
- Long Battery Life
Cons
- There is no details if there is a Quick reply support
Summary
The HAYLOU Watch 4S is a fitness-focused smartwatch packed with over 120 sports modes, AI coaching, dual-band GPS with 5-positioning systems, and advanced sensors for accurate workout tracking. It also features all-day heart rate monitoring, SpO2 tracking, sleep analysis, and women’s health functions like menstrual reminders. With Bluetooth calling, real-time app notifications, and easy Strava syncing, it’s built for both health and connectivity. Additional tools include alarms, weather updates, music and camera controls, and over 200 customizable watch faces. Backed by a 400mAh battery, it offers up to 10 days of use, 18 days in basic mode, and 20 hours in GPS mode.
HAYLOU Watch 4S Specifications
Screen Size: 1.43” AMOLED
Resolution: 466 x 466 pixels
Connectivity: Bluetooth 5.3
Battery Capacity: 400mAh
Battery Life: 10 days (standard use), 20 days (basic mode)
Waterproof Rating: IP68 1 ATM
Strap Width: 22mm
Colors: Black, Silver, Pink
App: Haylou Fun
Where Can I Buy the Smartwatch?
The HAYLOU Watch 4S is available on AliExpress, with pricing starting at approximately $54 USD.
