It’s said that Lighting Science Group has developed with Light Prescriptions Innovators, LLC (LPI) a highly efficient, high output and low cost 60-watt replacement LED bulb. And it has　told　to　the U.S. Department of Energy (DOE)　and　 will submit the　new　bulb for testing to win the Bright Tomorrow Lighting Prize (L Prize) competition.

The bulb design is based on patented and patent-pending technologies developed by both companies.

The L Prize was established by The Energy Independence and Security Act in 2007,aiming　to promote the development of a highly efficient, high quality LED replacements for the traditional 60-watt light bulb—the most widely used light bulb in America.