... Ceramic socket Fit for E39 bulb cap Dimmable Digital Ballast and Accessories1 reflector + 1 ballast + 2 bulbs(mh&hps)+ 1 yoyo ... Specs400w, 600w, 1000w = 53,000, 86,000 , 140,000 Lumens RespectivelyCompatibility: Strikes both magnetic and digital ballasts ( ANSI Code ... 400w, 600w, 1000w = 36,000, 61,000 , 110,000 Lumens RespectivelyCompatibility: Strikes both magnetic and digital ballast (ANSI Code: ...