Light bar 1) super thin overall design, smooth and gentle line, low impedance, light Weight, many light model are perfectly combined, fully sealed, waterproof And dustproof 2) dome: imported high-strength pc material, with excellent lustrous and High penetrating-fog ability 3) base: aluminum alloy material, desirable and decent and fine technique 4) loudspeaker: install inside or outside of light bar at option 5) rotator: 23w/35w superior quality halogen bulb 6) flash alley light: 23w/35w excellent halogen bulb 7) strobe light: imported xenon tube and special controlling circuit by 5-flash Mode with high efficiency and more than 10, 000, 000 times for using. Square, rectangular and round shapes are optional Note: these products are only for sale to authorized end-users and Distributors, and not for individual sale. As custom request