Lumii Magnetic KitsLUMii BLACK Ballast Reflector LUMii Black Bulb 600w (Dual) Ballasts The new LUMii BLACK, available in 600w, has been redesigned forimproved quality and high output, and continues to boast a fully enclosed and potted case. As with all LUMii ballasts, you are able to get the true output that your plants need. Many ballasts on the market are underpowered to save money, but not LUMii! Metal Case Can be wall mounted or used horizontally or vertically