... /60HZ Working VoltageDC38V Power 60W LED luminous efficiency more than 90lm/W ColorPW,WW,CW Luminous Flux More than or equal to ... Size phi420*710 Packing5 05*505*760mm LED High Bay/LED Mining Light use high power LED as light source is with high ... widely used in workshops, plants, storehouses, toll stations, filling stations, super markets, exhibitions, gymnasiums, and other locations.