Description
The Haylou RS4Plus-Black is a smartwatch with a 4.52 cm (1.78 inch) AMOLED screen and a resolution of 368 x 448 pixels. The screen is touchscreen and digital, with Bluetooth 5.1. Its built-in 230 mAh battery offers a battery life of up to 240 hours. It includes automatic heart rate measurement and a blood oxygen level sensor. The strap is black, with a magnetic clasp and 25.2 cm in length. It has a rectangular shape, IP68 protection and resistance to dust and water.
Specifications
Display
- Display diagonal: 4.52 cm (1.78")
- Display technology: AMOLED
- Colour display: Yes
- Display type: Digital
- Display resolution: 368 x 448 pixels
- Touchscreen: Yes
Design
- Shape: Rectangular
- Strap length: 25.2 cm
- Market positioning: Smartwatch
- Band colour: Black
- Waterproof: Yes
- Closure type: Magnetic
- Protection features: Dust resistant, Waterproof
- International Protection (IP) code: IP68
Performance
- Built-in camera: No
Features
- Quality of sleep: Yes
- Refurbished: No
- Skin temperature sensor: Yes
- Stress monitoring function: Yes
- Advanced workouts: Yes
- Workout tracking: Yes
- Heart rate monitor: Yes
- Heart rate measuring: Automatic
- Blood oxygen sensor: Yes
Ports & interfaces
- Bluetooth: Yes
- USB port: No
- Near Field Communication (NFC): No
- Wi-Fi: No
- Bluetooth version: 5.1
- Headphone connectivity: No
Power
- Battery type: Built-in battery
- Battery life (max): 240 h
Operational conditions
- Operating temperature (T-T): 0 - 450 °C
Battery
- Battery capacity: 230 mAh
Weight & dimensions
- Width: 45.2 mm
- Depth: 37.2 mm
- Weight: 57.6 g
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