The 250 Watt JD Tungsten Halogen Tubular light bulb is a small lightweight luminaire with all the advantages of halogen lighting. This 240 Volt Small Edison Screw (E14) lamp provides a crisp white light suitable for display cases lounges ceiling fans retail stores museums and even restaurants. This bulb saves 20% on energy usage compared to a standard incandescent bulb and lasts 2000 hours.