This tungsten halogen single-end light bulb has a E11 Mini candelabra base, a T4 shape, an average rated life of 2000 hours, and a clear lamp finish. It uses 250W and 120V. Applications • Dental • Stage StudioFeatures • Ecologic • Sylvania 250Q/CL/MC (EHT) Lamp • Super Q Tungsten Halogen Light Bulb • Single Ended Lamp • Bulb Must be used in a Fixture that has a Suitable Protective Shield and/or Screening Technique to Protect People and Surroundings Against the Risk of Personal Injury and/or Property Damage from the Bulb Shattering and UV Exposure