... 2.600W Magnetic ballast,600W HPS/MH bulb, 600W HPS/MH magnetic ballast hydroponic grow light kit ... high quality HPS lamp2.600W high quality MH lamp3.600W dimmable magnetic ballastSpecification600W high output ... lumens4, Color Temperature: 2,100K600W high output MH lamp1, Expected Life Span: 10,000 hours2.High ... Magnetic Ballast 1,HPS/MH Bulbs2, Dimming at 100%, 75% or 50%3,Input voltage:100~308Volt4. ...