Applications: Airports, sports venues, petrol stations, playgrounds, railway stations, warehouses and workshops. Features: Design unique to elx. Lightning-proof design, can withstand less than 20kv lightning interference. Applied with elx 40w-200w round tube induction lamp provides efficient, long life, excellent color rendering and stable lighting. Durable die-cast aluminum electrical box ¡§c high temperature baked and corrosion resistant. Inner reflector applied with imported nano diffused reflection technology Effectively increasing the reflectivity up to 90%. Integrated ballast and lamp design allows easy installation, maintenance, efficient cooling and greater life between services. Energy efficient, reduce maintenance costs and environmentally friendly. Varieties of dimming ways available.