Super Energy-saving as replacement for 50 watt Halogen light bulbs while last five times longer * Low 12volt lighting product, safe work voltage for human being and generate less heat than traditional light bulbs * Low Voltage: 12V AC/DC compatible; DIMMABLE when working with electronic dimmers * 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