Single End European (E14) Base halogen light bulbs have a special size screw in base that is 14 millimeters in diameter. Available in 75-250 watts.
Double Envelope Halogen DJD GU10light bulbs are ideal for GU10 (120V) pendants where a non-directional ambient light source is desired. Double glass envelope eliminates need for shielding. Functions like a general halogen bi-pin with a GU10 base.
Single End Minican (MC) Base halogen light bulbs have a smaller screw in base. Also known as mini candelabra base or E11, the diameter of the base is 11 millimeters. Available in 35-500 watts.