ePhotoInc Photography Video Studio 240 LED Continuous Macro Ring Light 5500K Day Lighting Dimmable Ring Video Light with Color Filter RL18 240 LED Ring light design, lightweight and portable light measures 18" inch in diameter, 110V-240V Could be mount the light to any standard light 5/8" stud Dimmer from 1 to 100% or full power draws 38 watt of power CRI rendering &gt; 83, NEW IN THE CASE