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Product Price Quantity Subtotal  
GZAIR MCH3 Data Loggeer Monitor
GZAIR MCH3 White CO2 Data Logger Monitor, IAQ CO2 Detector, Dual-Channel NDIR Sensor, Tabletop Carbon Dioxide Meter with Data Export, Temperature and Humidity, 0~5000ppm Range
$150
$150 ×
co2 monitor battery operated
GZAIR 1300P Indoor CO2 Meter, AB841 Compliant for Classrooms, Temperature and Relative Humidity Wall Mountable Carbon Dioxide Detector, Air Quality Monitor, CO2 Monitor, NDIR Sensor, Time & Date (Battery Included)
$140
$140 ×

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Subtotal $290
Total $290
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