1. Cold and warm lighting double knob: two-color setting, free to adjust the color temperature 3200K-5600K without color filter.2. 512 LED bulbs: With a wide dimming range of zero to one hundred percent, you can set the scene simply and beautifully.3. Suitable for small spaces: The dimmable ring light is small in size, thin in size, saves space, and is equipped with a dual-purpose carrying case, which is very suitable for storage and travel.4. Comfortable and safe: no ultraviolet and infrared radiation, low heat output, safe and environmentally friendly.5. Mobile phone bracket attachment: You can use the mobile phone bracket to install mobile phones and cameras to take a beautiful selfie or live broadcast.6. Multi-function: widely used in portraits, makeup studio shooting, video blogs, portrait photography, live broadcasts, etc.Specification:1. Power supply: 100-240 V, 50/60 Hz.2. Output power: 40W.3. Dimming range: from zero to one hundred percent.4. Color temperature: 3200K-5600K.5. CRI: Ra is greater than 90.6. Ring lamp outer diameter size: 38cm.7. Ring lamp inner diameter size: 29cm.