JC Bi Pin 20W 12V G4 Halogen Bulb G4 base 12 Volt 20 Watt JC Bi Pin 20W 12V G4 Halogen Bulb G4 base 12 Volt 20 Watt Anyray A1739Y Base: G4 Bi-Pin Base (4mm Millimeters between Pins) 20 Watt 12volt 12 Volt , Long Life: Approx. 2,500 Hours bulb life Usage: Microwave, Home, Office, Restaurants, Stores, Schools, Landscape / Universal bulbs High Brightness and Energy efficient light bulb / Anyray