Featuring with 6 LEDs and full alluminum lamphead, KS-Q6 provides A brighter and whiter light than ever before and is perfect for minor Surgical procedures in hospitals, ambulatory care center, outpatient Facility or physician's office. Technical features(Q6) Light intensity: Up to 40000lx(D=30cm) Diameter of lamphead: External=80mm Internal: 55mm Color temperature: 6000-6500K Color rendering Index(CRI): 75Ra Brightness adjustment: Control by dimmer Light fiel diameter: 18cm at D=30cm Extension of arm 76CM ajustable Light source: 6 LEDs LED average life: 50000 hours Power consumption: 6W Input Voltage: 110V-265V 50/60Hz Available configuration: Mobile, Wall, Black color, pure white color