Bodine B50 Emergency Ballast Base: 2-Pin (G13), 2-Pin Mini (G5), Recessed Double Contact (R17d), 4-Pin (2G11) Wattage: 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 34, 35, 36, 38, 39, 40, 44, 50, 51, 55, , 56, 58, 59, 60, 70, 75, 80, 85, 86, 95, 100, 110, 124, 132, 135, 160, 215 Type: Emergency Ballast, Fluorescent, Compact Fluorescent, Electronic