Operating Field Dia: 240 mm. Color Reduction Index : 94 RA.Number of LED's : 48. Brightness Control : Digital Control Panel. Increases near surgeon's head. Power Supply : 220V/50Hz AC/ 110 AC/ 60Hz. Order safe item from us. The sale of this item may be subject to regulation by the U. Food and Drug Administration and state and local regulatory agencies. By DHL express courier, if DHL.