LED vs Halogen Lighting - Which one is the Best Choice?
Eveready Led Light Bulbs, Non-Dimmable, 100 Watt Equivalent Light Bulbs (14W Led Bulb), 1600 Lumens, 2700k Soft White Color, A19 E26 Base Led Replacement for Halogen Bulb, UL Certified – 24 Pack
Details of the 200lm/W TLED Lighting Technology Breakthrough Unraveled — LED professional - LED Lighting Technology, Application Magazine
MR16 AC120V LED Light Bulbs,50W Halogen Bulb Equivalent,110-120V, 5.5W,500 Lumens,4200K Daylight White,GU5.3 Base,Non-Dimmable,Replacement for Landscape Track Lighting,6-Pack(4200K) - - Amazon.com