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Ushio MH Conversion Lamps - 1000 Watt Opti-Blue 7000K
1000 watt SUPER high output MH with maximized output in both blue and red spectral range. Outperforms standard MH bulbs. Conversion bulb to operate on ANSI coded HPS ballast. Optimized for maximized branching and vegetative growth and added red spectrum for flowering efficiency.