5pack - Xenon G4 Bi-Pin Base Halogen 12V JC 20W super life 10,000hrs Brand: LSE Lighting / Cast Lighting Wattage: 20 Wat, Voltage: 12 Volt Base Type: G4 ( 4mm or 1/8" distance between pins ) Rated Avg Life: 10000hrs JC or Bi-Pin 12V bulbs are great for accent lighting and task lighting in your house hold or in retail product illumination. Xenon bulbs are super long life and are perfect replacement for artwork lighting, display case or under cabinet lighting, desk lamps, puck lights, fan lights and wall scones.