... with special lamp ,large radiating area ,high thermal conductivity material thin High quality 50w LED Flood Light LK-TG003-50 ... hour)50,000MaterialDie-AluminumIP RatingIP65Operating Temp-25°c—50°c,10%—90% R.HApplication:1.commercial spot, airport, subway, ... junction and architecture field2.Replacement of traditional incandescent lamp, high power effeciency.3.Suitable for domestic and public places ...