Does it come with smokestop filter or does it need to be purchased separately?

Hi, It’s comes with smokeStop filter, no need to buy separately. Thank you.

How often does the filter have to be changed?

Hello, Thank you for sharing your concern, a filter life is for 6 months (4380Hr), once filter life gets over the machine will give an indication for filter replacement. Thank You!

What size of particles this air purifier can filter? Here it says 0.3 & Blueair website if I navigated to the right page says 0.03!

Hi Thank you for sharing your concern, it traps dust particles up to 0.03 microns.

How much is the filter cost? Where can it be purchased from?

Hello, Thank you for sharing your concern, you can purchase a replacement filter on amazon, and model # is F400SM.

Classic 280i | Desertcart Macau

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MOP$3262

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Sold byAmazon MacauDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌿 Elevate your air game—because your space deserves the freshest vibe.

SMART TOUCH CONTROL - Effortlessly manage air quality with intuitive touch controls—because convenience is key.
BREATHE IN PURE LUXURY - HEPASilent tech eliminates pollen, dust, mold, bacteria, viruses & VOCs for a fresher, healthier home.
WHISPER QUIET EFFICIENCY - Operates at just 32 dB, so you stay focused without distraction.
BUILT TO LAST GUARANTEED - Backed by a 1+4 year warranty, ensuring peace of mind and long-term clean air.
WIDE COVERAGE ZERO COMPROMISE - Purifies large spaces up to 1399 sqft—perfect for your open-plan office or living area.

The Blueair Classic 280i Air Purifier uses advanced HEPASilent technology to remove 99.97% of airborne pollutants including pollen, dust, mold, bacteria, viruses, VOCs, and odors. Covering up to 1399 sqft with whisper-quiet operation at 32 dB, it features smart touch controls and comes with a comprehensive 1+4 year warranty, making it an ideal choice for health-conscious professionals seeking clean, breathable air in large spaces.

Specifications

ASIN	B07R518317
Best Sellers Rank	#206,487 in Kitchen ( See Top 100 in Kitchen ) #421 in HEPA Air Purifiers
Brand Name	BLUEAIR
Color	white
Contaminant Filtration Capability	Cigarette Smoke, Dust, Odors, Pollen, Volatile Organic Compounds (VOCs)
Control Method	Touch
Controller Type	Touch Control
Customer Reviews	3.7 3.7 out of 5 stars (6)
Filter Class	HEPA
Filter Type	HEPA
Floor Area	1399 Square Feet
Item Dimensions D x W x H	25.3D x 135W x 32.6H centimeters
Item Weight	10 Kilograms
Manufacturer	Blueair
Model Number	CLASSIC 280i
Noise Level	32 Decibels
Part Number	CLASSIC 280i
Particle Retention Size	0.3 Micron
Power Source	Corded Electric
Software Update Supported to Date	unknown
Special Features	HEPASilent Technology, Smokestop Filter
UPC	689122008080 689122008257
Unit Count	1 Count
Warranty Description	1 Year Brand Warranty

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TrustScore 4.5 | 7,300+ reviews

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The product exactly matches the description. Very satisfied with my purchase.

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