Detailed Product Description 1.HED(High Energy Discharge) is a new type of energy-saving lamp, one 35W HED lamp has the same lighting figures as to 160W sodium light or same to 80W LED light.2.60--75% energy saving than normal sodium light; 3.50--70% cost cheaper than LED light 4.This kind of new energy-saving can save the most energy at present,one investment will get long-term benefit.Lighting ...