Introduction
The Ulanzi C10 10W Portable Selfie LED Light is a versatile and compact lighting solution designed for various content creation needs, including vlogging, video conferencing, and photography. It features adjustable color temperature, RGB modes, and a high-capacity battery, making it suitable for both indoor and on-the-go use.
Package Contents
Verify that all items listed below are included in your package:
- 10W RGB Light
- Diffuser
- Cold Shoe Adapter
- Phone Clamp Base
- Type-C Charging Cable
- User Manual

Figure 1: Included accessories for the Ulanzi C10 10W Portable Selfie LED Light.
Product Features
- 1300 Lux Ultra Brightness: This 10W high-power LED light delivers 1300 Lux at 0.5 meters, providing ample illumination for various photography and video needs.
- Professional Dual Color Modes: Features 1800K-9000K full-spectrum white light (CCT mode) and 0-359° RGB color control with 95+ CRI for accurate and vibrant color reproduction.
- 3300mAh High-Capacity Battery: The integrated 3300mAh (3.7V) battery provides approximately 50 minutes of runtime at maximum brightness and up to 8 hours at the lowest setting.
- Type-C Fast Charging: Recharges via USB-C in approximately 1.5 hours when using a 5V/2A charger. Charging while in use is not supported.
- All-in-One Kit: Includes a phone clip, cold shoe mount, and magnetic diffuser for versatile attachment to smartphones, cameras, laptops, or tablets.
- Pocket-Sized Versatility: Compact design with a magnetic back allows for easy portability and flexible placement in various shooting environments.
Setup
1. Attaching the Diffuser
The magnetic diffuser can be easily attached to the front of the LED light to soften the light output and reduce harsh shadows.

Figure 2: Attaching the magnetic diffuser for softer, eye-friendly light.
2. Attaching the Cold Shoe Adapter
The cold shoe adapter allows you to mount the light onto a camera's hot shoe, a tripod, or other accessories with a 1/4-inch screw thread.
- Insert the cold shoe adapter into one of the three cold shoe slots on the bottom of the light.
- Tighten the locking ring on the adapter to secure it.
- Attach the cold shoe adapter to your desired mounting point (e.g., camera, tripod).
Video 1: Demonstration of attaching the cold shoe mount and adjusting the light's position.
3. Attaching the Phone Clamp Base
Use the phone clamp base to attach the light directly to a smartphone for mobile content creation.
- Slide the phone clamp base into one of the cold shoe slots on the light.
- Secure the clamp to your smartphone.

Figure 3: The Ulanzi C10 light attached to a smartphone for quick setup.
Operating Instructions
1. Power On/Off
Press and hold the power button (marked with a circle and vertical line) on the side of the light to turn it on or off.
2. Mode Selection
Press the 'M' button to cycle through the different lighting modes:
- CCT Mode: Adjusts color temperature from warm (1800K) to cool (9000K).
- RGB Mode: Provides full 0-359° hue control for colored lighting.
- Scene Mode: Offers various pre-programmed lighting effects (e.g., Cop Car, Ambulance, Fire Engine, Lightning, Fireworks, TV, Candle, Party, Fault Bulb, Pulsing, Strobe, RGB Strobe, Paparazzi, Emergency, H/L Beam, Red Flash, Green Flash, Blue Flash, HSI Slow, HSI Fast).

Figure 4: Visual representation of CCT mode adjustments.

Figure 5: Visual representation of RGB mode adjustments.

Figure 6: Examples of various scene modes for creative lighting effects.
3. Adjusting Settings
Use the scroll wheel on the side of the light to adjust parameters within each mode:
- In CCT mode, scroll to change color temperature (K) and brightness (DIM).
- In RGB mode, scroll to adjust hue (RGB) and brightness (DIM).
- In Scene mode, scroll to select different effects and adjust their intensity or speed.
Charging
The Ulanzi C10 light is equipped with a 3300mAh battery and charges via a USB Type-C port.
- Connect the provided USB Type-C cable to the charging port on the side of the light.
- Connect the other end of the cable to a 5V/2A USB power adapter (not included).
- A full charge takes approximately 1.5 hours. The battery indicator on the display will show charging status.
- Note: The light does not support simultaneous charging and operation.

Figure 7: USB Type-C charging for the Ulanzi C10 light.
Mounting Options
The Ulanzi C10 offers flexible mounting options:
- Cold Shoe Mount: The included cold shoe adapter allows direct attachment to cameras, camera cages, or tripods with a standard hot/cold shoe or 1/4-inch screw.
- Phone Clip: The included phone clamp base enables secure attachment to smartphones, tablets, or laptop screens.
- Magnetic Back: The light features a magnetic back for quick attachment to metallic surfaces, providing additional placement versatility.

Figure 8: The compact size of the Ulanzi C10 light makes it pocket-ready for any scenario.

Figure 9: Versatile usage scenarios for the Ulanzi C10 light, including vlogging, food, and product photography.
Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 1.57 x 1.18 x 3.15 inches |
| Item Weight | 9.2 ounces |
| Item Model Number | L205-US2 |
| Battery Life (Max Brightness) | 50 minutes |
| Battery Life (Min Brightness) | Up to 8 hours |
| Connectivity Technology | USB |
| Hardware Interface | USB Type C |
| Manufacturer | ULANZI |
Troubleshooting
- Light not turning on: Ensure the battery is charged. Connect the light to a power source using the USB-C cable and allow it to charge for at least 15 minutes before attempting to power on again.
- Light not charging: Verify that the USB-C cable is securely connected to both the light and the power adapter. Try a different USB-C cable or power adapter. Ensure the power adapter provides 5V/2A output.
- Light flickering or inconsistent output: This may indicate a low battery. Recharge the device. If the issue persists after charging, contact customer support.
- Diffuser falling off: The diffuser is magnetic. Handle the light carefully to prevent accidental detachment.
Safety Information
- Do not expose the device to water or excessive moisture.
- Avoid direct eye exposure to the LED light, especially at high brightness settings.
- Do not disassemble or attempt to repair the device yourself. Contact qualified personnel for service.
- Keep out of reach of children.
- Use only the provided or recommended charging cable.
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the official ULANZI website or contact their customer service department. Keep your purchase receipt as proof of purchase for warranty claims.





