Bqhy Ba15d,1 Pack Double Contact Bayonet Base,8.5w Led Bulb, T3/t4/c7/s6,110v 1050lm White 6000k,LED Halogen Replacement Bulb AC 85-265v 8.5w BA15D Double Contact LED Bulb,ba15d base T4 jd type. LED Bayonet base 6000k daylight white ba15d led replacement for 100w jd halogen ceiling fan bulb and chandelier t4 led bulb bayonet works with 110 Volt, 120 Volt and 130 Volt as well; Length: 94mm(3.7in). Ba15d Double Contact Dimeter: 22mm(0.87in0 (confirm correct size needed before ordering); Easy to install, plug and play; Non Dimmable, Please do use dimmer. t4 8.5w ba15d led bulb 120 volt perfect for crystal halogen ceiling light,line voltage pendants, ceiling fans, chandeliers, portables, recessed and track lighting applications .