MH Grow Light Bulb - 400W

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Use Metal Halide bulbs during the vegetative phase in order to promote vigorous plant growth. Higher levels of blue light make the plants think that it is summer.

A 400W bulb is a good alternative to a 600W bulb if you are trying to cut down on your electricity bill



Please Note: This unit CANNOT be plugged directly into the wall and requires an additional Reflector unit and Ballast to function.



  • 400 W Power output
  • Developed to provide optimum spectral energy levels for indoor horticulture


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