air quality monitor

Honeywell Designer Series HEPA Tower White HPA830W: Quiet Operation, Filter Change Indicator, 800-1000 sq. ft. Coverage

Germ Guardian Air Purifier with HEPA Filter and UVC Black: Germicidal UV, Carbon Filter, 3 Settings, 500-800 sq. ft. Coverage

Dyson HushJet Compact Purifier Engineered for Whisper-Quiet Whole-room Air Purification with Fully-Sealed Filtration and 5-Year No Filter Change White

Levoit Core Mini-P Air Purifier

AIRDOCTOR AD1000 Genuine Replacement Filter Set | Captures Ultra-Fine Airborne Contaminants | Reduces Toxic Gasses (VOC's)

HoMedics True Hepa Air Purifier for Small Rooms with Aromatherapy

Pure Enrichment Pure Zone Mini Personal Air Purifier

AIRDOCTOR AD3500 Air Purifier for Home and Large Rooms Up to 1260 sq. ft. 2x/hour | UltraHEPA, Carbon, VOC Filters and Air Quality Sensor