Electrostatic dust collector rod: Easy to remove and clean. Just wipe it with a damp sponge or cloth.
No expensive filter to replace. 2 fan speeds: LOW - very quiet for sleeping, HIGH - more air circulation.
UV ultraviolet light: Kills germs and bacteria.
Ionic technology: Generates negative ions (O1). Remove pollutants, particles as small as 0.01 microns (0.4 micro inches) from the air.
O3 (ozone): <0.05 ppm. Ozone can kill germs, deodorize and freshen the air. Beautiful blue night light with a switch to turn it on or off.