1.with fan 2.Bridgelux LED, lumen efficiency: 90lm/W 3.waterproof IP65 4.PF>0.95 5.,CE,ROHS certificates 120W/150W/180W ... LED High Bay Light,2 years warranty,CE&ROHS certificates approved. LED High Bay light ( LED industrial light ) ... 40°C ~ +65°CBeam angle45,90,120degreeColor of lamp shellSliverCertificateCE & ROHS IP GradeIP65Working Life-span50000Hrslamp weight:G.W./N.W.8 ...