HQTek Orginal Epistar 1 Pack Non dimmable Mr16(GU5.3) LED Spotlight 85v to 265v (220v,110v) 4w (330 Lumen -50watt Equivalent) 6000-6500k Cool White 30 Degree Beam Angle Super Energy-saving as replacement for 50 watt Halogen light bulbs while last five times longer 85V to 265V ( both 110v & 220v workable), safe work voltage for human being and generate less heat than traditional light bulbs Non dimmable; W50 * H61mm; Approved: CE, RoHS MR16 standard shape, 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