Feature: 1. The 4-inch conference video light has a high CRI and high color reproduction to meet your lighting requirements. 2. The color temperature of the LED light can be adjusted within the range of 3200‑6500K, and the brightness can be adjusted. 3. With a clip, it is sturdy and easy to use, and it is compatible with computers, tablets and mobile phones with a thickness of 1-8 mm/0.03-0.31 in. 4. The ring light can be powered by laptops, PCS, mobile power supplies, USB chargers and various USB ports. 5. It is suitable for multi‑scenario lighting such as online education, live broadcast, conference, teaching, etc. Specification: Item Type: Ring Light Material: Plastic Product Color: Black Ring Light Diameter: Approx. 101.7 mm/4.0 in Total Length: Approx. 145.5 mm/5.7 in Base Diameter: Approx. 36 mm/1.4 in Product Weight: Approx. 172g/6.1ozLamp Chipss: 48pcs Power: 4.5W Color Rendering Index (Ra): 95+ Bright Current: 320lx/0.5m Color Temperature: 3200-6500K±200K Irradiation Angle: 120° Power Supply: USB 5V input port Compatible Models: Compatible with computers, tablets and mobile phones with a clamping thickness of 1-8 mm/0.03-0.31 in. How to Use: 1. Insert the clip into the fill light through the cold shoe base, and then tighten the knob. 2. The brightness and color temperature are controlled by the controller.. Package List: 1 x Ring Light 1 x Fixed Clip1 x Tripod1 x Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.