1. IDEAL PURIFIER FOR LIVING ROOM: Large coverage of up to 72 m²(700 sqft), it purifies a standard room in just 5 minutes with a CADR of 600 m³/h (Standard room size is 18 ft by 12 ft with an 8 ft ceiling height)
2. 4-LAYER HEPA FILTRATION: 4-layer filtration made of pre-filter, HEPA NanoProtect and double Active Carbon layer captures 99.97% of particles as small as 0.003 microns (PM0.003)– to protect from pollen, dust, pet dander, smog or gases and viruses
3. QUIET AND EFFICIENT - Quiet, even at maximum power Experience 50% less noise with SilentWings technology giving you purification with sound as low as 15dB
4. SMART APP CONTROL WITH AIR+ APP- Control your device using the Air + App on your smartphone. You can view the AQI in real time and operate the product remotely for your loved ones like kids & senior citizens at home
5. MODERN DESIGN: The AC4221 air purifier comes with Sleek Metallic design and Soft Lighting (AQI Ring+ Night Light) ensuring that this device is a perfect fit no matter where you install it
6. 2 year brand warranty

 Technical Details