LED Area Luminaire delivers dusk-to-dawn security lighting.

Designed to replace up to 175 W high intensity discharge fixtures, Lumark Caretaker™ Luminaire consumes only 50 W while delivering more than 5,200 lumens with CCT of 5,000

[source: http://news.thomasnet.com/fullstory/LED-Area-Luminaire-delivers-dusk-to-dawn-security-lighting-20023804]