Electrostatic ionic air purifier 1) Electrostatic air purifier traps dust as small as 0.3 micron2) The dust collector rod is easy to be cleaned, just wipe the dust off with a cloth3) Quiet and power saving, less than 25dB and 12 Watts4) Charcoal filter removes odor5) UV lamp sterilize the air to make sure the air is bacteria free6) Optional negative ion to fresh the air,for GH-9088A only7) Nice decoration light producing area:China