Ge Halogen Par Flood Bulb Flood 53 W 940 Lumens Par 2700 K Boxed PAR38 indoor/outdoor floodlight with medium base for use in outdoor security lighting and indoor directional fixtures Lasts 3 times longer than regular GE halogen bulbs Estimated yearly energy costs $6.38 based on 3 hours per day $0.11 per kWh Lasts 7.7 years based on 3 hours per day usage Up to 42% more efficient than standard halogen Up to 27% energy savings.