INSTALLATION Installation: Cautions: Fix the crossbar ® Should be installed by professional =" by screws on the person ceiling. During the cleaning and installation Connect the cable. remember to cut the power off ® Do not install the lamp on the ceiling that is wet and keep the installation environment ventilation and dry. & Keep the lamps away from corrosive (5) Put the light source. chemical and air such as acid and alkali. @® Do not wash it with water, but wipe it clean with a soft cloth.