... LED rated power100,000hoursLight sourceLEDColor temperature≥6500kLuminosityAdjustable continuously, 0-6500Lux, 0-9750Lux, 0-13000LuxUniformity≥98%Frequency50KHzVoltage220V±22V, 50Hz±1HzSuitable filmNormal simulation X-ray ... film, High density digital X-ray film, Molybdenum target mammorgrahy ... can protect doctor eyes. LED X-ray film viewer(1-4 films)