... 3.>50,000 hrs service life; 4.Competitive price 5.CE/RoHS approved LED Flood light1.100-110lm/w;2.patent tech ... .Chip on Heat Sink;3.>50,000 hrs sevice life;4.Competitive ... ,Subway,Underground Lighting;2.Gymnasium,Sport Stadium Lighting;3.Building,Billboard Lighting;4.Park,Garden,Yard,Square Lighting;5.Workshop,Factory,Warehouse,Storage Lighting;6.Road ...