1.The lamp outer shell is made from high-pressure casting aluminum alloy with compact and solid structure, erosion-proof and easy installation 2.The surface of the lamp is sprayed with Polyester plastic powder and good endurance 3.Unique twice optics lens with over 95% transmittance rate 4.DMX512 could control multiple dynamic demonstration of red, yellow, white, purple , orange, green and blue and controlled consistently 5. The lamps could be installed separately or united with a rotating angle of 0-180 6. The structure and safety of the electronic totally accord with EN60958 GB7000 standard requirements.