1.Single integrated high power LED 2.Optical grade PMMA lens 3.Constant current control 4.IP65 rated, waterproof Specifications Lighting source: Single integrated high power LEDMeasurement:  10w: 4.5*3.3*3.5inch (115*85*90mm)                             20w: 7.1*5.5*3.9inch (180*140*100mm)                              30w: 9.8*7.3*5.5inch (250*185*140mm)                              50w: 11.4*9.4*6.3inch (290*240*160mLight lumens output:                        10w: 700-800 lumens,                        20w: 1400-1800 lumens,                        30w: 2100-2400 lumens,                        50w: 3500-4000 lumens, CRI:  80 (Warm White); 75 (Natural White); 75 (Cool White) Typical.CCT: 2800-3200K or 3800-4200K (Warm White); 4500-5300K (Natural White); 5300-6500K (Cool White) TypicalInput voltage: 85-265v ac, 50/60 hz.Power factor: > 0.95Power consumption: 10W, 20W, 30W, 50W  (luminous efficiency: 70-80 lumens per watt Typical)Fittings: No baseLifetime: 35,000 hrsBeam angle: 120°Heat sink: Aluminum alloy & optical grade PMMALight guide plate: Optical grade PMMA.IP Rating (Working environment): IP65, outdoor use, applicable for dry, wet and damp environmentOperating environmental temperature: -10°C to +40°CStorage temperature range: -40°C to +85°CHumidity (non-condensing): 5% - 95% RH.Packing: 10w: approx 15,000 pcs per FCL 20' container,                  20w: approx 6,000 pcs per FCL 20' container,                  30w: approx 2,700 pcs per FCL 20' container,                  50w: approx 1,500 pcs per FCL 20' container, (Typical: the most common recorded output found in a random sample set of lamps)IES, MSDS report, CE, RoHS, ETL photometric data available on request.  Applications