eTopLighting 12-Pack 12V 10W Halogen Replacement Bulb, G4 Base, Bi Pin, JC Type, 12XG4-12V-10W Set of 12, JC Type G4 Halogen Bulb 12V 10W Base: G4 Clear Bi-Pin Base (4 Millimeters between Pins) Dimension: See Picture Long Life: Approx. 2,000 Hours bulb life Versatile Usage: Applicable Home, Office, Restaurants, and Stores High Brightness & Energy efficient light bulb