Sharp FPN40CX 176 CFM Air Purifier with Plasmacluster, True HEPA Filter, Odor Sensor, Manual Operation & Timer

Clean Mode is functioning when the indicator light is blue which signals that both positive and negative ions are being emitted into the air.
Ion Control Mode emits additional negative ions in this mode. Nature does this near waterfalls or just after a thunderstorm!
Pre-Filter is the initial filter that traps dust and other airborne particles. This filter may be cleaned with a vacuum or by hand washing.
True HEPA Filter traps 99.97% of particles as small as .3 microns and will last up to 5 years! Less maintanance cost a means better value!
Washable Active Carbon Filter helps remove odors and will last up to 5 years- one less maintenance cost to worry about! If the air purifier is used in auto mode 24 hours a day, you will need to clean the filter every 2-3 months with a solution of lukewarm
Odor Sensor detects foul smells and other odors. Once detected, the air purifier will automatically modify the fan speed.
Manual Operation allows the user to choose between 4 fan speeds and pollen mode.
Timer can be set for 1, 4 or 8 hours if desired!

The FP-N40CX combines passive air filtration with active air treatment to help clear the air of pollen and airborne irritants. As a result, Sharp?s air purifiers go beyond conventional systems ? and are ideal for those who are sensitive to dust or allergens. The unit's elegant design will also look great in any room.

FP-N40CX Operation Manual (1850K) (PDF)