PULUZ 12cm/4.7in USB Ring Light 3200-5600K Color Temperature 10 Brightness Levels with Mounting Clamp for Live Video Laptop Fill Light Compact ring light with mounting clamp, 3200-5600K color temperature with 10 brightness levels, adjustable brightness and color temperature can meet your various needs, suitable web conferencing, live streaming and online course. Features: 3200-5600K color temperature with 10 brightness levels, adjustable brightness and color temperature can meet your various needs With an anti-scratch mounting clamp, allows this ring light to be mounted on your desk, laptop, chair, bed, conference table, even your PC monitor, laptop and anywhere you want with strong stability. The stand light frame is made of aluminum and the clip is made of metal, which is strong against heavy work and prevents deformation.  180 degree rotation ball head allows you the adjust the video light angle, providing a proper position lighting.  Active in various scenes such as live internet broadcasting, web conferencing, teleworking, video calls, self-portraits, etc. USB powered, works with most devices that support USB port, such as PC, AC adapter, USB charge device etc, suggested power adapter is 5V.  Specifications: Material: ABS + Acrylic transparent plate   Size: 4.7inch, 6.2inch (optional) Lamp Beads Number:  4.7inch: 40Pcs  6.2inch: 72Pcs Lamp Bead Model: 2835   Lamp Bead Brightness: 24-26lm Color Temperature: 3200-5600K   Power: 0.39W-9.4W   Voltage: 5V   CRI: >95   Dimming Range: 1%-100%   Power Supply: USB port  Cable Length: 2m Item Size:   4.7inch: External Diameter: 120mm / 4.72in, Internal Diameter: 80mm / 3.15in  6.2inch: External Diameter: 160mm / 6.3in, Internal Diameter: 110mm / 4.33in Clip Height: 45mm / 1.77in Packing List: 1 * Ring Light with USB Cable 1 * Mounting Clamp