Feit Electric Halogen Bulb, Wattage Rating: 35 W, 120 V, Lamp Base: GU10, Lamp Shape: MR16, Lamp Material: Glass, Lumens: 540, Dimmable: Yes, Color Temperature: 2700 K, Color Rendering Index (CRI): 100, Average Life: 2000 hr, Beam Angle: 38 deg, Beam Spread: Flood, Dimensions: 2 in Dia x 2 in H, Incandescent Equivalent: 35 W 3packs.