50 watt halogen E11 Mini-Candelabra base bulb (T4 type). Heat-resistant Capsylite base moulding. Length 2.3".

Product Details:

Energy Used: 50 watts; Type: T4 mini halogen; Base: Mini-Candelabra E11 (Note: Mini-Candelabra base is smaller than "regular" Candelabra E12 base.); Length: 2.3"; Light Output: 750 lumens; Average Lifetime: 2,000 hours.