Explosion-proof Led Tunnel Lights 1.80-90% Energy Saving 2.100W, ... , 140W, 150W,180W,210W all available. 3.3 Years Warrant Explosion-proof Led Tunnel Lights 120W, 140W, 150W,180W,210W all available ... % at least than the conventional Metal halide lamp, Sodium Light or HPS light.10. Ideal heat dissipation design.Specification: Item No.:HH ...