HID bulbs put out around 3-5 times greater output (lumens per watt) than traditional halogen bulbs. Base: E39 Mogul Screw, Rated Life (hours): 24000, Color Temp: 2100K, Luminous Flux (LM): 3800. The item "Philips 50W Watt HPS Bulb Ceramalux High Pressure Sodium Light Lamp C50S68 Mogul" is in sale since Wednesday, July 21, 2021. This item is in the category "Business & Industrial\Facility Maintenance & Safety\Facility Lighting\Other Lights & Lighting".The seller is "608scorpio159" and is located in La Crosse, Wisconsin. This item can be shipped to United States.