The ProLight™ 35 W LED dusk-to-dawn light is the energy efficient replacement for the 150 W high pressure sodium light. This is an easy, maintenance free solution to outdoor area lighting needs for commercial and agricultural applications, ideal for use outdoors to illuminate large areas of property. This LED lights only uses 35 W of power to produce 3,850 lm. The removable photocell sensor feature automatically turns the light on at dusk and turns it off at dawn. IP65 weather rated and rugged cast aluminum construction will protect the light from the harshest of conditions.