It equips with dimmable function with a wide dimming range from 1%-100% to meet different light source.Special LED SMD design, lightweight and portable. Constant current drive, low power loss.No ultraviolet and infrared light radiation, low heat output, safety, and environmental protection. You can rotate the color temperature control to change to the orange light, it looks more natural. Specifications:LED Bulbs: 204 piecesTotal Power: 42WColor Temperature: 3200-5600K(±200K)Dimmable: YESDimming range: 1%-100%Outer Diameter: about 345mm (about 13")Tripod:200cm (78.7'')Plug: USB plug Package List:1 * Ring Light1 * Phone mount (as a gift)1 * Metal ball head (as a gift)1 * Carrying Bag 1 * Tripod (2m)