★I purchased these new on Amazon and used 3 of them, but I'm selling them because I bought new lighting and no longer need them. ----- Set of 7 halogen light bulbs, 100V, 40W. - Type: Halogen light bulb - Voltage: 120V - Wattage: 40W - Size: 0.5 inches (12.7mm) width, 1.7 inches (43.18mm) height - Quantity: Pack of 10 Thank you for looking.