GE Lighting 30773 Halogen 20-watt MR11 Bulb with 2-Pin Base, 1-Pack MR11 shape with 2-Pin (G4) base for use directional fixtures such as recessed can lighting Uses 20 watts Input Voltage = 12 volts 2900K soft white light appearance Lasts 3.2 years based on 3 hours per day usage