1. Introduction
The AMBITFUL Aurora EF200 is a 200W COB LED video light designed for professional photography and videography. It features high color rendering, accurate color temperature, and a long lifespan, making it suitable for various applications including studio work, portrait photography, and video production. This manual provides detailed instructions for the safe and effective use of your EF200 LED video light.
2. What's in the Box
- AMBITFUL EF200 LED Video Light
- Standard Reflector
- Protective Cover
- Power Adapter
- Power Cable
- Wrench Screw

3. Setup
3.1 Mounting the Light
The EF200 features a U-shaped bracket for flexible positioning. This bracket allows the lamp body to be rotated 360 degrees and hoisted up to 340 degrees, providing extensive adjustment for your lighting angle.

3.2 Power Connection
Connect the power adapter to the DC-36V power port on the back of the light. Ensure the connection is secure before powering on the device.
4. Operating Instructions
4.1 Control Panel Overview
The EF200 features an intuitive control panel with an LCD display for clear adjustments. Key controls include:
- OFF/ON Button: Powers the unit on or off.
- SHIFT Rotary Button: Used for navigating menus and adjusting parameters.
- SET Rotary Button: Used for confirming selections and adjusting parameters.
- Fan Button: Controls the fan speed or activates silent mode.
- Connect Button: For Bluetooth pairing.
- Type-C Interface: For firmware updates.
- Power Port: DC-36V input.

4.2 Adjusting Brightness and Color Temperature
The EF200 offers brightness adjustment from 1% to 100%. The color temperature is fixed at 5600K. Use the rotary buttons on the control panel to modify the brightness level as displayed on the LCD screen.
4.3 Special Light Effects
The EF200 includes 22 built-in scene effects. These effects allow for creative lighting scenarios by adjusting brightness and frequency. Refer to the LCD display for selecting and customizing these effects.

4.4 APP Remote Control
Download the "AMBITFUL" application on your mobile phone to control the EF200 remotely via Bluetooth. This provides convenient access to light settings and functions.

5. Features
5.1 High Power Output
The EF200 delivers 200W of continuous light. With the standard reflector, the illuminance can reach 79000 lux at 1 meter, providing a bright and stable light source.

5.2 Silent Operation
Equipped with an advanced heat-dissipation system and a silent fan, the EF200 can operate in a silent mode to minimize noise interference during video recording or interviews.

5.3 Circular COB Design
The circular COB design, combined with a Fresnel lens, illuminates the center of highlights to the edges with rich layers, providing natural and uniform light. This design allows for adjustment from 10 degrees of condensing light to 45 degrees of flood light.

5.4 Bowens Mount Compatibility
The EF200 features a Bowens mount, ensuring compatibility with a wide range of light modifiers and accessories available on the market.
6. Specifications
| Feature | Specification |
|---|---|
| Model | EF 200 COB |
| Dimming method | Host control / APP / Bluetooth / DMX |
| Color temperature | 5600K |
| Brightness | 1-100% (Adjustable) |
| Max. Brightness | 22000lm |
| Max. Illuminance | Naked light > 7800lux/1m, Reflector > 79000lux/1m |
| Remote-controlled distance | 20 meters (distance may vary due to obstacles) |
| Lamp beads | Constant Power output up to 200W |
| Group | 6 Group (A,B,C,D,E,F) |
| Channel | 1-19 |
| Color rendering index (CRI) | ≥ 95 (RA) |
| TLCI | ≥ 97 |
| Power Adapter Output | DC 36V/6.38A Three-pin Cannon port |
| Power Adapter Input | AC 100-240V, 5-2.5A, 50-60Hz |
| Size | 437x193x183mm |
| Weight | ≈2666(g) |

7. Maintenance
To ensure the longevity and optimal performance of your AMBITFUL Aurora EF200, follow these maintenance guidelines:
- Cleaning: Regularly clean the exterior of the light with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials. Ensure the COB LED surface and reflector are free from dust and fingerprints.
- Storage: When not in use, store the light in a dry, dust-free environment. Use the provided protective cover for the COB LED and store the unit in its original packaging or a suitable carrying case to prevent damage.
- Ventilation: Ensure the ventilation slots are clear of obstructions to allow for proper heat dissipation.
8. Troubleshooting
If you encounter issues with your AMBITFUL Aurora EF200, refer to the following common troubleshooting steps:
- Light Not Turning On: Check if the power cable is securely connected to both the light and the power outlet. Verify that the power adapter is functioning correctly.
- No Light Output: Ensure the brightness level is not set to 0%. Check for any error messages on the LCD display.
- Remote Control/APP Connectivity Issues: Ensure Bluetooth is enabled on your mobile device and the light. Try re-pairing the device with the light. Make sure the APP is updated to the latest version.
- Overheating: Ensure the fan is operating correctly and the ventilation slots are not blocked. If the light feels excessively hot, reduce the power output or turn it off to cool down.
For persistent issues not resolved by these steps, please contact AMBITFUL customer support.
9. Product Videos
9.1 AMBITFUL EF200 Experience
This video provides a comprehensive overview and demonstration of the AMBITFUL Aurora EF200 LED Video Light, showcasing its features and performance in a studio setting.
9.2 AMBITFUL EF200+A1 Shooting
A short demonstration video showcasing the AMBITFUL EF200 LED light in action during a portrait photography session, highlighting its lighting capabilities.
10. Warranty and Support
AMBITFUL products are designed for reliability and performance. For warranty information, please refer to the warranty card included with your product or visit the official AMBITFUL website. For technical support, troubleshooting assistance, or service inquiries, please contact AMBITFUL customer service through their official channels.