What's in the Box
- ATUMTEK 4" Rotatable Selfie Ring Light
- USB Type-C Charging Cable
- User Manual
Product Overview
The ATUMTEK 4" Rotatable Selfie Ring Light is a compact and versatile lighting solution designed to enhance your photos and videos. It features adjustable brightness and three color temperature modes to suit various lighting conditions.

Figure 1: The ATUMTEK 4" Rotatable Selfie Ring Light, showcasing its circular design and clip mechanism.

Figure 2: Illustration of the 180° rotatable shaft, allowing for flexible angle adjustments of the ring light.

Figure 3: The integrated silicone-padded clip designed to securely attach the ring light to various devices such as phones, tablets, and laptops, up to 0.5 inches thick.
Setup
- Charging the Device:
Before first use, fully charge the ring light. Connect the provided USB Type-C charging cable to the charging port on the ring light and plug the other end into a compatible USB power source (e.g., computer, wall adapter). The charging indicator light will show charging status.

Figure 4: Close-up of the USB-C charging port on the ring light.
- Attaching to a Device:
Gently open the silicone-padded clip and attach the ring light to the top edge of your smartphone, tablet, or laptop. Ensure the clip is securely fastened without obstructing the device's camera or screen.

Figure 5: The ring light attached to a smartphone, ready for use.
Operating Instructions
- Power On/Off:
Press and hold the power button (usually marked with a power symbol) for a few seconds to turn the ring light on or off.
- Adjusting Brightness:
Once powered on, short press the '+' or '-' buttons to increase or decrease the brightness level. There are 5 adjustable brightness levels.

Figure 6: Controls for adjusting brightness, showing the '+' and '-' buttons.
- Changing Color Temperature:
Short press the power button to cycle through the three available color temperature modes: warm light (2800K), neutral light, and cold light (6300K).

Figure 7: Visual representation of the three color temperature options: warm, neutral, and cold light.
- Rotating the Light:
The ring light features a 180° rotatable shaft. Gently rotate the light to achieve the desired angle for optimal illumination.
Maintenance
- Keep the device clean by wiping it with a soft, dry cloth.
- Avoid exposing the ring light to extreme temperatures or direct sunlight for prolonged periods.
- Do not disassemble the device. Repairs should only be performed by qualified personnel.
- Store the ring light in a cool, dry place when not in use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | Battery is depleted. | Charge the ring light using the provided USB-C cable. |
| Light is dim or flickers. | Low battery or incorrect brightness setting. | Recharge the device. Increase brightness using the '+' button. |
| Cannot change color temperature. | Incorrect button press. | Ensure you are short pressing the power button to cycle modes. |
| Ring light does not attach securely. | Device thickness exceeds maximum clip width. | Ensure your device is within the 0.5" (13mm) maximum clip width. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | AFRL138 |
| Dimensions | 4.45 x 4.41 x 2.13 inches |
| Item Weight | 4.2 ounces |
| LED Quantity | 40 individual LEDs |
| Brightness Levels | 5 levels (10% to 100%) |
| Color Temperatures | 3 modes (2800K - 6300K) |
| Battery Type | Rechargeable Lithium-ion (USB-C) |
| Running Time | Up to 90 minutes |
| Max Clip Width | 0.5 inches (13mm) |
Warranty and Support
For warranty information and technical support, please refer to the official ATUMTEK website or contact their customer service directly. Details can typically be found on the product packaging or the manufacturer's official online channels.
You can also visit the ATUMTEK Store on Amazon for more product information and support resources.
