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-casting aluminum electrical box, high temperature baked and corrosion resistant. Inner reflector applied with imported heat resistant vacuum, effectively increasing the reflection space up to 90%. Integrated ballast and lamp design allows easy installation, maintenance, efficient cooling and greater life between services. Energy efficient and environmentally friendly. Varieties of dimming ways available.