Lumiram 50 watt - 12 volt - MR16 - Bi-Pin (GU5.3) Base - 4,200K - Cool White - Neodymium - EXZ - Full Spectrum - Reflector Flood - White Beam - Titanium Coated Reflector - Chromalux | Lumiram Halogen Incandescent Light Bulb (EXZ-ND 71161)