Features: 1) Voltage: 12V/24V 2) Material of lens: Polycarbonate (PC) 3) Standard of the lens color: a) Red: Y ≤0.33, Z ≤0.008 b) Blue: Y=0.33, X=0.008, Y=0.40-X 4) Working temperature: -40°C ~+55°C 5) Medium barrel material: stainless (1Cr18Ni9Ti) 6) Chassis material: aluminum 7) Colors: red, yellow, blue, transparent 8) N.W.: 14.50kg 9) Size: 1,200 x 332 x 239mm Outer packing: 1pc/ctn