Description
Specification |
|
| Title: | Haylou RS4 Plus Retina Amoled FHD Screen Smart Watch With spO2 Black |
| Brand: | Haylou |
| Connectivity Type | Bluetooth |
| Warranty Period | 12 Months |
| Colour | Black |
| Country of Origin | China |
| Waterproof | IP68 |
| Features | Easy to Use Good Quality. |
| Model | RS4 Plus |
| Sensor | 24-hour heart rate monitoring SpO2 tracking Temperature detection Smart sleep monitoring |
| Camera | No |
| Voice Calling | No |
| Resolution | 368 x 448 pixels |
| Operating System | Android 6.0 and above, iOS 11.0 and above |
| Battery Capacity | 230 mAH |
| Wireless Range | 10m |
| Display Type | Retina AMOLED |
| Bluetooth | Version: 5.1 |
| Number of buttons | 1 |
| Function | 105 Sport Modes |
| Microphone | No |
| Vibration | Yes |
| Product Weight | 57.6g (with strap) |
| Shape | Rectangular |
| Display Size | 1.78 inche. |
| Loudspeakers | No |
| Charging Method | Magnetic |
| Touch screen | Yes |
| Body Material | Metal |
| App Support | Haylou Fun |
| Operating Temp | 0-45°C |
| Standby time | 28 days |
Summary
With a 1.78-inch Retina AMOLED panel, the Haylou RS4 Plus displays data at 368×448 resolution. The zinc alloy frame houses internal sensors for heart rate and SpO2 monitoring. This version improves on the RS4 by adding a 60Hz refresh rate and 105 sports modes. A magnetic strap replaces the standard buckle for faster fitting.
Key Features
- 60Hz Refresh Rate: Drives the UI at 60 frames per second for smooth movement. Eliminates lag during menu navigation.
- Retina AMOLED Panel: 1.78-inch screen with high pixel density for sharp text clarity. Stays readable under direct sunlight.
- Magnetic Strap System: 20mm width band using integrated magnets for secure closure. Tightens instantly without manual buckle holes.
- 105 Sports Modes: Specialized tracking algorithms for various physical activities and intense exercises. Records metrics across different workout types.
- IP68 Resistance: Sealed chassis prevents damage from dust and liquid water ingress. Survives heavy sweat and road dust.
- 12 Months Warranty: Full coverage for manufacturing defects and internal hardware failure. Covers repair or replacement for component malfunctions.
Frequently Asked Questions
Does Haylou RS4 Plus have calling feature?
No, this model lacks a speaker and microphone for direct Bluetooth calls. It displays incoming call notifications but requires a phone to answer.
Is Haylou RS4 Plus waterproof for swimming?
The IP68 rating protects against shallow water but lacks 5ATM pressure resistance. Avoid using it in swimming pools or salt water.




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