High Quality Digital Control Panel for adjusting the required Lux intensity. Sterilizable handle for moving dome in the required direction and focusing of the light spot.Super Combination of Yellow and White LED's to produce a natural day light. Minimum heat around surgeon's head and the operative field, temperature rise less than 1 degree C. 1,80,000 + 1,80,000 Lux. 220V/50Hz AC/ 110 AC/ 60Hz. Order safe item from us. Food and Drug Administration and state and local regulatory agencies.