LVD Tunnel light Materials and feature: The counter-lighting tunnel light with best light effectivity.Aluminum alloy body,external powder spraying,with good anti-corruption property.High purity aluminum reflector,two types of optional systems:symmetric and asymmetric.Mounted on the top of the tunnel according to the counter-lighting principle or mounted on the side uniformly.Applicable places: Installthe tunnel light for illumination on the aisles,tunnels,harbors,culverts.mine fields and underground storhouses,etc.