Osram Powerstar HQI-E 100W/NDL E27 Frosted rapidly shipped! Osram quality guaranteed at low prices! Our customer service is available for any request! Do not hesitate to contact us! Characteristics Osram POWERSTAR HQI-E bulbs are high pressure discharge lamps, with metal halides quartz burner. These high performant lamps furnish a very intense luminous flux. The Osram Powerstar HQI-E 100W/NDL E27 Frosted have a E27-type holder, that allow them to perfectly adapt in your old fixtures. Lamp's lifetime is 9000 hours on average, which corresponds to 3 year of use. They provide with a white cold light that corresponds to a color temperature of 4200K. The color-rendering index is by the way excellent, superior to 90Ra. Use Osram Powerstar HQI-E 100W/NDL E27 They are perfectly adapted to light large areas in shops, malls, workshops, factories or exhibitions, as well as to light in outdoors (streets, pedestrian areas, parks). Warning! They function on ballast and have to be installed in closed fixtures.