... advantages of multi-function control. > Product Introduction Anruis 70W electronic ballast is small in size, light in weight, beautifully designed, has ... . Anruis 70W electronic ballast is suitable for use in streets, tunnels, airports, seaports, docks and many more applications.> Type: AR/EB ... thus reaching high luminous efficacy and extending lamps life. Electronic Ballast for HPS/MH lamp~70W