"Voltage: AC100-240V, 50Hz-60Hz Power: 550W Light source: HRI 440W Color temperature: built-in 7500K, 6500K, 4500k, 3200K Beam angle: 5-9° Control method: manual control panel, DMX-512 DMX channel: 4chs Dimmer: two-piece dimming Aperture: Linear zoom in and out Protection rate: IP20 Housing: steel + aluminum Function, automatic temperature detection. Fan speed regulation.The lamp is automatically protected. The beam angle is linearly amplified from 4.5 degrees to 9 degrees.Linear dimming. Brightness exceeds the brightness of traditional 3000W Size: 650X 310 x 270 mm Net weight: 18kg Gross weight: 23kg"