DREAME Air Purifier PM20
The Dreame AirPursue PM20 is a 3-in-1 air purifier, heater, and fan built for large rooms and open-plan spaces. It uses AI-driven airflow tracking to direct clean air toward people in the room, combined with a 4-stage filtration system rated to capture 99.99% of common airborne pollutants. It's designed to refresh a 1,883 sq.ft. space in about 15 minutes and can cover up to 7,534 sq.ft. in an hour.
Features
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Dualflow Modulation airflow – two airflow patterns (forward + upward, or long-range forward) that speed up full-room circulation
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Enviro Detect tracking – senses people in the room and directs airflow toward them; adapts when multiple people are present
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Auto-on by presence – purifier can power on automatically when someone enters the room (app-customizable)
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3-in-1 operation – purifier, heater (PTC heating, warms to 40°C in about 3 seconds), and fan/cooling mode in one unit
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4-stage filtration – magnetic pre-filter housing, H13-grade composite filter, activated carbon layer, and a formaldehyde-catalyst filter
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10 fan speeds, 3 modes for adjusting strength and airflow type
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Long-range air projection – purified air can reach up to 10 meters
Highlights
- Purifies a 1,883 sq.ft. room in roughly 15 minutes
- AI-powered airflow that follows people around the room
- Heats and cools precisely for year-round comfort
- 99.99% filtration across 4 filter layers, supported by 7 sensors
- CADR rated at 400 m³/h
Specs
- CADR: 400 m³/h
- Forward air projection: up to 10 meters
- Coverage: 627 sq.ft in 5 min / 1,883 sq.ft in 15 min / 3,766 sq.ft in 30 min / 7,534 sq.ft in 60 min (based on a 9 ft ceiling)
- Heating: PTC module, up to 40°C, heats in ~3 seconds
- Filtration stages: 4 (pre-filter, H13 composite filter, carbon layer, formaldehyde-cata filter)
- Fan speeds: 10, across 3 modes
- Price: $639.99 (listed as 36% off $999.99 at time of fetch)
- Warranty: 2-year
- Return policy: 30-day
