Anyray A1840Y (5)-Bulbs J118 300 Watt Halogen Bulb R7S Double Ended 120V 4-3/4 '" inch long (5)-Bulb 300 Watt Double Ended J type 120 Volt Tungsten Halogen T3 300W Double-Ended Anyray A1840Y Length : 4-3/4 '" inch long or 118mm 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