Product Description
"Ring light with 144-LED bulbs provides strong shadow free illumination Comes with a control box for light intensity adjustment Mounting size: up to 2-1/2" (64mm) in diameter (inner diameter of the ring light: 2-1/2" (64mm) inside; outside diameter: 4" (100mm)) LED bulbs have 100,000 hours of life Wide band voltage power supplies from 100V to 240V "