MyRingLight - Fluorescent Ring Light, 5400K, 65watts, Photo and Video The Original Fluorescent Ring Light - 5400K 18 inch inside diameter - 90 Day Warranty 65 Watts of power, ~Equivalent to 500 watts incandescent Reinforced Flexible Arm, Extra Long Cord and Heavy Duty Thumb Screws Now with DIMMER and DIFFUSION PANEL