Lighting Science DFN 16 CW NFL 5000K 424 lm 20WE 6W 5.3 Base Narrow LED Flood Light, Cool White Base Type: 5.5 100% Recyclable Materials 8 watts - 70% more efficient than comparable 20 watt Halogen lamp Maintenance free operation, lasts up to 11 times longer than halogen lighting 25 degree beam spread