Anyray A1833Y (3)-lamps Halogen 150 Watt J118 T3 Double-ended R7S bulbs J-type T3 4.56" inch long (3)-Bulbs 150 Watt 120 Volt 150W J Type De T3 118mm 150Watt Halogen Bulb Anyray A1833Y Base: R7S / Length : 4-3/4 '" inch long Works with 110 Volt , 120 Volt and 130 Volt as well , Long Life: 2,500 Hours bulb life Usage: Home, Office, Restaurants, Stores, Schools , Landscape / Universal bulbs High Brightness and Energy efficient light bulb / Dimmable Anyray