Product Name：?[luxury ceiling pipe fans] Product Type ：?T206 T208 T218 T228 Rated Voltage: 250V/230V/220V/110V Rated frequency: 50Hz/60Hz Rated input power: 10W~30W Air Output: 170m3/h~ 365m3/h Noise: ≤50dB Installation dimensions (L﹡W): 200*200 225*230 250*250 275﹡280 (mm) Cover material : ABS Adopting bi-directional exhaust technology. Adopting antistatic high-quality ABS material for cover, have been passed IPX4 waterproof test .It can be operated in damp environment. Adopting import NSK axletree motor,super quiet,long life.