... : manually , half, Full, total threen stepsDescription1. The main components of lamp are all use material of international famous brands, high quality ... , non-glare.5. Cool source lamp has two kinds of power, 36W and 55W, compared with old lamps, it reduces power consumption ... system and so on.Using methods∴ Fixing the Fluorescent light box the light stand or Ceiling track, loosen.∴ The screws by the ...