1. Introduction
Welcome to your new Vonesse Gaming Chair. This manual provides detailed instructions for assembly, operation, and maintenance to ensure optimal performance and longevity of your chair. Please read this manual thoroughly before use.
2. Safety Information
- Ensure all components are securely fastened before use.
- Do not stand on the chair.
- Do not use the chair for purposes other than its intended use.
- Keep children and pets away from the chair during assembly.
- Maximum weight capacity: 300 pounds.
3. Package Contents
Please verify that all parts are present before beginning assembly. If any parts are missing or damaged, contact customer support.
- Backrest
- Seat Cushion with Armrests
- Base
- Casters (5x)
- Gas Lift Cylinder
- Gas Lift Cover
- Lumbar Support Cushion (with massage function)
- Headrest Pillow
- Footrest Assembly
- Mechanism Plate
- Side Covers (2x)
- Screws, Washers, Allen Key
4. Assembly Instructions
Follow these steps carefully for proper assembly. It is recommended to assemble the chair on a soft, clean surface to prevent damage.
- Attach Casters to Base: Insert each caster into the holes on the chair base until securely fitted.
- Insert Gas Lift: Place the gas lift cylinder into the center hole of the base. Cover it with the gas lift cover.
- Attach Mechanism Plate: Secure the mechanism plate to the underside of the seat cushion using the provided screws. Ensure the "FRONT" arrow on the mechanism points towards the front of the seat.
- Connect Seat to Gas Lift: Carefully place the assembled seat cushion onto the gas lift cylinder.
- Attach Backrest: Align the backrest with the seat cushion's metal brackets. Secure with screws on both sides.
- Install Side Covers: Attach the plastic side covers over the backrest attachment points.
- Install Lumbar and Headrest Pillows: Attach the lumbar support cushion and headrest pillow using their straps.
- Assemble Footrest: Attach the footrest assembly to the designated slots under the seat.

Image: Fully assembled Vonesse Gaming Chair, showcasing its design and features.
5. Operating Instructions
5.1. Height Adjustment
To adjust the chair's height, pull the lever located on the right side of the seat upwards. To raise the chair, lift the lever while taking your weight off the seat. To lower the chair, lift the lever while remaining seated.
5.2. Backrest Recline
The backrest can be reclined between 90° and 160°. Pull the recline lever on the right side of the seat (separate from the height adjustment lever) to adjust the angle. Release the lever to lock the backrest in place.

Image: Diagram illustrating the adjustable back angle from 90° to 160° and 360° swivel.
5.3. Footrest Operation
To extend the footrest, pull it out from underneath the seat. To retract, push it back in until it is fully stored.

Image: Close-up of the retractable padded footrest extended from the chair.
5.4. Lumbar Massage Function
The detachable lumbar support cushion features a built-in massage mode. Connect the USB cable from the lumbar cushion to a compatible USB power source (e.g., computer, power bank) to activate the massage function.

Image: Detail of the adjustable massage lumbar cushion, highlighting its function.
5.5. Armrest Adjustment
The armrests are designed to move with the recline of the backrest, providing continuous support.

Image: Illustration of the linkage armrest mechanism, showing how it adjusts with the backrest.
5.6. Swivel Function
The chair features 360-degree swivel casters for easy movement and multi-tasking convenience.
Video: Demonstrates the Vonesse Gaming Chair's features, including recline, footrest, and swivel capabilities.
6. Maintenance
- Cleaning: Wipe the PU leather with a soft, damp cloth. Avoid harsh chemicals or abrasive cleaners.
- Casters: Periodically check casters for hair or debris and clean as needed to ensure smooth movement.
- Fasteners: Regularly check all screws and bolts to ensure they are tight. Retighten if necessary.
- Storage: Store the chair in a cool, dry place away from direct sunlight to prevent material degradation.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Chair does not adjust height. | Gas lift cylinder malfunction or lever not engaged. | Ensure the height adjustment lever is fully pulled. If issue persists, contact customer support. |
| Backrest does not recline or lock. | Recline mechanism jammed or not engaged. | Check for obstructions. Ensure recline lever is fully engaged/disengaged. |
| Chair makes noise when moving. | Loose fasteners or dirty casters. | Tighten all screws. Clean casters of debris. |
| Lumbar massage not working. | USB power issue or cable disconnected. | Ensure USB cable is securely connected to a working power source. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Vonesse |
| Model | B0FJKXZ1N6 |
| Color | Black/Gray |
| Product Dimensions | 21.8"D x 28"W x 46"H |
| Maximum Weight Recommendation | 300 Pounds |
| Special Features | Adjustable Height, Ergonomic, Foot Rest, Massage, Reclining |
| Reclining Angle | 90°-160° |
| Material | PU and Carbon Fibre Leather, High-Density Sponge |
| Item Weight | 44 pounds |

Image: Detailed dimensions of the Vonesse Gaming Chair, including height, width, and depth measurements.
9. Warranty and Support
Vonesse offers a 30-day replacement policy and a 1-year repair service for this product. For any questions, concerns, or assistance, please contact Vonesse customer service.
Your satisfaction is our commitment. We are ready to offer efficient and timely after-sales services.
For further support, visit the official Vonesse store: Vonesse Store
