... 4.work hours:80,000hours 5.High quality low price, CE,RoHS High power led street lamp, high power LED road lampModel : SYT-LS28-4Led ... : subway, under-subway, parking lot, park ect.Replace : 70W-80W high pressure sodium lamp + gold halogen lamp Corporate culture:SYT’s ... a premium brand of China’s LED industry, by developing high quality LED components ,display and lighting products. SYT’s Spirit ...