Micro-Lite® High Intensity 5700k LED Ring Illuminator with 9 Extreme Output LEDs - Fully dimmable, flicker free light from 100-5% - 5700k Color Temperature - 100-240v (50/60hz) - 66mm ID - ESD Safe Standard - 5 Year / 50,000 Hour Prorated Warranty - Made in America - Black, Black, ESD-Safe, 100-240V, 8W, LED