Lot of 10 PCS Dimmable 110V 4W MR16 LED Bulbs - 6000K Daylight LED Spotlights - 50Watt Equivalent - 330 Lumen for Landscape, Recessed, Track lighting Set of 10 pieces. Super Energy-saving as replacement for 40 watt Halogen light bulbs while last five times longer These LED bulbs generate less heat than traditional light bulbs MR16 standard shape: Bi-pin base (GU5.3), directLY replace traditional halogen light bulb Long lifespan: perfect for 24/7 constant use, application including accent lighting; art galleries; hotels, museums, offices, restaurants, retail and general lighting MoonFlor offers 6 months free replacement,Please contact the seller for defective orders.