1. Introduction
The Cyezcor LT-05 5-inch Video Conference Lighting Kit is designed to provide optimal illumination for various online activities, including video conferencing, remote work, distance learning, and live streaming. This compact and versatile ring light features adjustable brightness and color temperature settings, a stable clip-on design, and convenient USB power, enhancing your visual presence in any environment.

Image 1.1: Cyezcor LT-05 5-inch Video Conference Lighting Kit in use.

Image 1.2: Visual comparison of lighting before and after using the product.
2. Product Features
- Adjustable Temperature and Brightness: Offers 3 color temperatures (3200K-6800K: white, warm, natural light) and 5 levels of brightness adjustment. Equipped with 48 LED lamp beads for 10W brightness.
- Ring Light Design: Provides even illumination, reducing glare and shadows for soft, non-dazzling light. Suitable for various applications including video calls, self-broadcasting, and makeup.
- Stable and Flexible Clip: Features a clip-set design for secure attachment to computer screens. The clip allows for rotation to adjust light direction and angle.
- USB Powered: Compatible with various USB power sources such as laptops, power banks, and USB wall chargers.
- Compact and Portable: Lightweight design for easy transport and use.
3. Safety Information
Please read and understand all safety instructions before using this product. Failure to follow these instructions may result in electric shock, fire, or other hazards.
- Do not expose the device to water or excessive moisture.
- Do not attempt to disassemble or modify the device.
- Use only with compatible USB power sources.
- Keep out of reach of children.
- Avoid direct eye exposure to the LED light for extended periods.
4. Setup Instructions
4.1 Attaching the Light
Identify a suitable location on your monitor or laptop screen. The clip is designed to securely attach to edges up to 1.35 inches (3.42 cm) thick. Gently open the clip and position it on the top edge of your screen, ensuring it is stable and does not obstruct your view or camera.

Image 4.1: Attaching the light to a laptop screen.

Image 4.2: Maximum clip range for monitor frame.

Image 4.3: Wide compatibility with various devices.
4.2 Adjusting the Angle
The light features a 360° adjustable ball joint and a flexible clip base, allowing you to rotate and tilt the light to achieve the desired illumination angle. Loosen the lock screw slightly, adjust the light, and then tighten the screw to secure its position.

Image 4.4: 360° adjustable angle mechanism.
4.3 Connecting Power
Connect the USB cable from the light to a compatible USB power source. This can be a USB port on your laptop, desktop PC, a mobile power bank, or a USB wall charger (not included).

Image 4.5: USB power options.
5. Operating Instructions
The Cyezcor LT-05 is controlled via an in-line remote on the USB cable.

Image 5.1: In-line USB controller.
5.1 Power On/Off
Press the Power button (central button with a circle and vertical line) on the in-line controller to turn the light on or off.
5.2 Adjusting Brightness
Use the Brightness + (button with sun icon and plus sign) and Brightness - (button with sun icon and minus sign) buttons to cycle through 5 levels of brightness. The light will adjust from 0% to 100% intensity.
5.3 Changing Color Temperature
Press the Color Temperature (button with two arrows forming a circle) button to switch between the 3 available color temperatures: White Light (approx. 3200K), Warm Light (approx. 6500K), and Natural Light (a blend).

Image 5.2: Color temperature and brightness adjustments.
6. Maintenance
- To clean the light, gently wipe it with a soft, dry cloth.
- Do not use abrasive cleaners or solvents.
- Ensure the device is unplugged before cleaning.
- Store the light in a cool, dry place when not in use.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | No power or loose connection. | Ensure the USB cable is securely plugged into a working USB port. Try a different USB port or power source. |
| Light is too dim or too bright. | Brightness setting is incorrect. | Use the Brightness + and Brightness - buttons on the in-line controller to adjust to the desired level. |
| Color temperature is not suitable. | Color temperature setting is incorrect. | Press the Color Temperature button on the in-line controller to cycle through the available color modes. |
| Light flickers. | Unstable power supply. | Try connecting to a different USB power source that provides stable power. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | LT-05 |
| Product Dimensions | 5.12 x 5.12 x 2.36 inches (13 x 13 x 6 cm) |
| Item Weight | 7.8 ounces (221 grams) |
| LED Lamp Beads | 48 pieces |
| Power | 10W |
| Color Temperatures | 3200K-6800K (White, Warm, Natural Light) |
| Brightness Levels | 5 levels |
| Connectivity | USB |
| Max Clip Range | 1.35 inches (3.42 cm) |
| UPC | 191170660375 |
9. Warranty and Support
Cyezcor products are manufactured with quality and performance in mind. For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official Cyezcor website. Please retain your proof of purchase for warranty claims.