1.LED bulb light 2.Luminous Flux&LED Source: 36*0.5W 3.Energy ... 6.olor temperature: white:5000-8000K, warm white:2600-4000K. 7.Operating Temperature: -20 to 40 degree celsius. 8.Lifespan:50000h ... luminous intensity, energy consumption can be 30% of traditional bulbs. 7.Beam Angle: 120-140° Applications: Widely used in family, school ... line, hospital,warehouse, train, etc. 12-18W 5730 LED Ceiling light