Brightness ControlCapacitive Touch Panel Size of Light Field 12-30 cm Number of LED 84*84 ColorTemp. 4000-5000 K Temp. Increase 4° to 5° Colour Reduction Index 93 RA Power220 VAC/DC Intensity (Lux) 1,30,000 1,30,000 Lux 10% Diameter of Light 600 mm x2 Battery Backup Optional