... : CE, ROHS, UL, FCC 2) Multi Voltage AC120-240V 3) Dimmable:3 phase at 50%, 75%, 100% 4) HPS/MH ballast Suitable ... ballast availableUsage temperature: -40 to 65°CMaximum lighting distance: 15mDimmable: 3 phase at 50%, 75%, 100%(optional)Prolong lamp life at ... 16AWG*120mmUS/600V 16AWG*120mmUS/600V 16AWG*120mm HPS/ MH digital ballast 600W