Introduction
Thank you for choosing the Quntis 51CM LED USB Monitor Lamp Classic Pro. This lamp is designed to provide optimal lighting for your workspace, reducing eye strain and enhancing comfort. Please read this manual carefully before use to ensure proper installation and operation.
What's in the Box
- 1 x USB LED Desk Lamp
- 1 x Wireless Bluetooth Remote Control (includes 2 AAA batteries)
Setup Instructions
The Quntis monitor lamp features a patented clip compatible with a wide range of screens (0.3 to 6 cm thick), including thick, curved, thin, and irregular screens. The increased weight (from 230g to 570g) ensures stable attachment without wobbling, saving desk space. Installation takes only one second.
Monitor Attachment
- Gently place the lamp's clip onto the top edge of your monitor.
- Ensure the lamp is centered and stable. For curved monitors, ensure the front adjustment cover is properly positioned for a secure fit.
- Connect the USB cable from the lamp to an available USB port on your computer or a 5V/1A (or 5V/1.5A for backlit models) power adapter.

Image: Monitor lamp clip attachment. The clip is designed to fit various monitor types, including curved and flat screens. For curved monitors, ensure the front adjustment cover is used.
Adjusting Clip Tightness (if necessary)
If the lamp feels loose or unstable, you can adjust the clip's tightness:
- Carefully remove the cover from the clip mechanism.
- Use a small tool to tighten the screw. Turn it clockwise for increased tightness. Adjust as needed for your monitor's thickness.
- Replace the cover securely.

Image: Diagram illustrating the three steps to adjust the clip's tightness: remove cover, tighten screw, replace cover.
Operating Instructions
The Quntis monitor lamp is equipped with a wireless Bluetooth remote control. The lamp and remote automatically pair upon first power-on. Use the remote to control the lamp's functions.
Remote Control Functions
- Power On/Off: Quick press the center button once.
- Auto-Dimming Mode: Quick press the center button twice to toggle the automatic light sensor on or off.
- 2-Hour Timer: Press and hold the center button for 3-5 seconds to activate a 2-hour timer. The lamp will turn off automatically after 2 hours.
- Adjust Color Temperature: Rotate the upper cover of the remote control to adjust the color temperature from 3000K (warm light) to 6500K (cool white light).
- Adjust Brightness: Rotate the housing (body) of the remote control to adjust the brightness from 5% to 100%.

Image: Remote control instructions showing how to power on/off, activate auto-dimming, set a timer, and adjust color temperature and brightness.
Memory Function
The lamp features a memory function that recalls the last set brightness and color temperature when the light is turned on again.
Key Features
- Asymmetric Light Design: The light illuminates only your desk, preventing reflected glare on the screen and reducing eye strain.
- Eye-Friendly LED Beads: Equipped with 78 LEDs at a 45-degree beam angle, certified against blue light hazards, protecting your eyes from direct lighting.
- Auto-Dimming Function: A built-in ambient light sensor automatically detects the environment and adjusts brightness to the optimal level for eye protection.
- Flicker-Free Lighting: Provides a stable light source (15598Hz) to ensure comfortable viewing and reduce eye fatigue, compliant with IEEE STD 1789 and IEC 62493/62471 standards.
- Ultra-Wide Lighting Coverage: Designed to provide bright and uniform illumination across your desktop, minimizing hand shadows.

Image: Asymmetric light design diagram. This design directs light onto the desk, avoiding screen glare, unlike traditional lamps.

Image: True eye-protective light. A graph illustrates the light spectrum, highlighting the reduction of harmful blue light and a 20% enhancement in eye comfort.

Image: Flicker-free lighting. A comparison shows Quntis's stable light source (15598Hz) against a fluctuating light source (3125Hz) from other products, emphasizing eye comfort.
Maintenance
To ensure the longevity and optimal performance of your Quntis Monitor Lamp, follow these simple maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the lamp and remote control. Avoid abrasive cleaners or solvents that may damage the finish.
- Storage: When not in use for extended periods, store the lamp in a cool, dry place.
- Power Supply: Always use a compatible USB power source (5V/1A or 5V/1.5A for backlit models) to prevent damage.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Lamp flickers or dims unexpectedly. | Unstable power supply connection. | Ensure a stable connection. Use a 5V/1.5A power supply for backlit models or 5V/1A for normal models. |
| Remote control does not respond. | Batteries are low or depleted. Remote is not paired. | Replace the 2 AAA batteries in the remote. Ensure the remote is automatically paired with the lamp upon first power-on. |
| Lamp does not fit curved screen properly. | Incorrect clip adjustment or missing front adjustment cover. | Ensure the clip tightness is adjusted correctly. For curved monitors, use the provided front adjustment cover. Refer to the Setup section for details. |
| Cannot control multiple lamps with one remote. | Remote is paired to a single lamp. | Yes, one remote can control multiple lamps. Simply re-pair the remote control with each different monitor lamp you wish to control. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | LI-HY-0208-BK |
| Product Dimensions | 2P x 51L x 2H cm |
| Item Weight | 1.07 Kilograms |
| Material | Aluminum, Polycarbonate |
| Lamp Type | LED Desk Lamp |
| Switch Type | Remote Control |
| Fixture Features | Adjustable Color Temperature |
| Wattage | 5 Watts |
| Voltage | 5 Volts |
| Connectivity Protocol | Bluetooth |
| Connectivity Technology | USB |
| Recommended Uses | Reading, Work, Study |
Warranty and Support
Quntis is committed to providing high-quality products and excellent customer service. Your Quntis Monitor Lamp Classic Pro comes with the following:
- 24-Hour Response: Customer support inquiries will receive a response within 24 hours.
- 30-Day Free Returns & Exchange: Enjoy hassle-free returns and exchanges within 30 days of purchase.
- 1-Year Replacement Warranty: A 1-year replacement warranty covers manufacturing defects.
For further assistance or inquiries, please contact Quntis customer support through the retailer where you purchased the product.

Image: Quntis after-sales support details, including response time, return policy, and warranty period.