... highway lighting 2, toughened glass, die-cast aluminum 3, 120W-300W 4,IP65 street lamp fixture HB120W-300W induction lamp ... and ballast)Characteristics1,New fixture for the largest power induction lamps, designed fasion and thin, with beautiful streamline ... square induction lamps, with those characteristics, high luminous efficiency, super long lifetime, good color rendering index and stable lighting ...