$ 79
GZAIR PT01-B Smart Wi-Fi CO2 Meter, Data Logger, Tabletop & Wall Mountable Carbon Dioxide Monitor for Home & School, NDIR Sensor, Temperature & Humidity, Rechargeable Battery Included quantity
$ 158
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$ 230
PA14 Air Purifier Improve Indoor Air Quality for Medium Rooms Bedroom Kitchen Home Pets Allergies Virus Dust Mold Smoke White/Black quantity
$ 230
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$ 109
GZAIR SA104 Carbon Monoxide CO Detector for Car, Aircraft, Bus, Trucks, Pilots, Vehicle, Travel and Camping, Battery Powered quantity
$ 109
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$ 130
GZAIR 1200P Black CO2 Data Logger Monitor, AB841 Compliant for Classrooms, Wall-Mounted Carbon Dioxide Detector, IAQ CO2 Detector, NDIR Sensor, Temperature and Humidity, 0~5000ppm Range (CO2 Detection Human/Plant Mode) quantity
$ 130
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$ 116
GZAIR SA103 CO Carbon Monoxide Detector with Visual, Audible, and Vibrating Alerts, Portable CO Monitor, IP67 Waterproof CO Gas Alarm for Home and Travel, Battery Operated quantity
$ 116
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