1. Introduction
This manual provides detailed instructions for the assembly, operation, and maintenance of your SDHYL 31.5-inch Movable Laptop Desk. Please read this manual carefully before use to ensure proper setup and safe operation. Keep this manual for future reference.

Image 1.1: The SDHYL 31.5-inch Movable Laptop Desk in use, showcasing its design and functionality as a portable workstation.
2. Safety Information
- Ensure all screws and bolts are securely tightened before use. Periodically check and re-tighten as necessary.
- Do not overload the desk. Refer to the specifications for weight capacity.
- Keep small parts and packaging materials away from children to prevent choking hazards.
- Use the locking casters to secure the desk in place when not moving it to prevent accidental movement.
- Avoid placing hot items directly on the desk surface without protection.
- Do not stand or sit on the desk.
3. Package Contents
Before assembly, verify that all components are present and undamaged. If any parts are missing or damaged, please contact customer support.
- Desk Top Panels (Main and Side)
- Support Frames (Vertical and Horizontal)
- Casters (with locking mechanism)
- Adjustment Knobs and Levers
- Hardware Pack (screws, bolts, washers, Allen wrench)
- Instruction Manual
4. Setup and Assembly
Assembly of the SDHYL Movable Laptop Desk is designed to be straightforward. Follow the detailed instructions and diagrams provided in the included assembly guide. Ensure you have ample space and the necessary tools (typically an Allen wrench, which is provided).
4.1 Assembly Steps Overview
- Unpack all components and lay them out on a clean, soft surface to prevent scratches.
- Attach the casters to the base frames. Ensure the locking casters are correctly positioned.
- Assemble the vertical support poles to the base frames.
- Attach the horizontal support bars between the vertical poles for stability.
- Secure the main desk panel and the adjustable side panel to the top of the support structure.
- Install the anti-slip barrier strip and any other accessories like the tablet slot.
- Tighten all connections firmly.

Image 4.1: Dimensional diagram of the desk, illustrating key measurements for setup and space planning.
5. Operating Instructions
The SDHYL Movable Laptop Desk offers versatile functionality with adjustable height and angle features.
5.1 Adjusting Height
To adjust the desk height, loosen the adjustment knobs located on the vertical support poles. Carefully raise or lower the desk to your desired height. Once the desired height is reached, securely tighten the knobs to lock the desk in position. The desk can be adjusted from 26.4 inches to 45.3 inches.
5.2 Adjusting Angle
The main desktop panel features an adjustable angle. Loosen the angle adjustment levers beneath the main panel, tilt the surface to your preferred angle for reading or drawing, and then re-tighten the levers to secure it. An anti-slip barrier strip is provided to prevent items from sliding off.

Image 5.1: Demonstrates the desk's versatility for use in both standing and sitting configurations, highlighting its adjustable height feature.
5.3 Moving and Locking the Desk
The desk is equipped with four smooth-rolling casters for easy mobility. To move the desk, unlock the casters by flipping the lever on each wheel. Once the desk is in the desired location, engage the locking mechanism on the casters to ensure stability and prevent unintended movement.

Image 5.2: Detailed view of key features including the tablet slot, anti-slip barrier, waterproof surface, and lockable 360-degree rotating casters.
5.4 Configuration Options
The desk can be configured as a single-tier workstation or a two-tier workstation, depending on your needs. The separate side panel provides additional space for a mouse or other accessories.

Image 5.3: Illustrates various configurations of the desk, demonstrating its adaptability for different tasks and user preferences.
6. Maintenance
To ensure the longevity and appearance of your SDHYL Movable Laptop Desk, follow these simple maintenance guidelines:
- Cleaning: Wipe the desk surfaces with a soft, damp cloth. For stubborn marks, a mild soap solution can be used. Avoid abrasive cleaners or harsh chemicals that may damage the finish. The desk surface is designed to be waterproof and easy to clean.
- Hardware Check: Periodically check all screws, bolts, and adjustment knobs to ensure they are tight. Re-tighten if necessary to maintain stability.
- Caster Care: Keep the casters free of dust and debris to ensure smooth movement.
- Avoid Extreme Conditions: Do not expose the desk to extreme temperatures or humidity, as this may affect the material integrity.
7. Troubleshooting
If you encounter any issues with your SDHYL Movable Laptop Desk, refer to the following common solutions:
- Desk is unstable/wobbly:
- Ensure all assembly screws and bolts are fully tightened.
- Verify that the casters are locked when the desk is stationary.
- Check that the height adjustment knobs are securely tightened after adjusting the height.
- Difficulty moving the desk:
- Ensure all casters are unlocked.
- Check for any obstructions around the caster wheels.
- Desk surface not holding angle:
- Ensure the angle adjustment levers are securely tightened.
- Do not exceed the recommended weight capacity for the tilting section.
- Missing parts during assembly:
- Carefully re-check all packaging materials.
- Contact customer support with details of the missing components.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | SDHYL |
| Model Number | S7-EU-10CZZS101-2 |
| Product Dimensions (D x W x H) | 23.6" x 31.5" x 26.4" (minimum height) |
| Adjustable Height Range | 26.4" - 45.3" |
| Color | White |
| Material | Engineered Wood (MDF) and Alloy Steel |
| Tabletop Thickness | 15 mm |
| Item Weight | 10 Kilograms |
| Special Features | Adjustable Height, Adjustable Angle, Movable (Casters), Lockable Casters, Tablet Slot, Anti-Slip Barrier, Waterproof Surface |
9. Warranty Information
No specific warranty information is provided in the product details. For inquiries regarding warranty coverage, please contact SDHYL customer support directly.
10. Customer Support
If you have any questions, concerns, or require assistance with your SDHYL Movable Laptop Desk, please contact our customer support team. We are committed to providing a solution within 24 hours.
For support, please refer to the contact information provided with your purchase or visit the official SDHYL store on Amazon: SDHYL Store