GE Halogen 30774 35-Watt, MR11 Spotlight Bulb with 2-Pin (G4) Base, 10-Pack MR11 shape with 2-Pin (G4) base for use directional fixtures such as recessed can lighting Uses 35-Watt Input Voltage = 12-Volt Lasts 3.2 years based on 3 hours per day usage Estimated yearly energy costs $4.22 based on 3 hours per day $0.11 per kWh