Etokfoks Digital Air Quality Monitor 5 in. 1 Multi-Functional CO2 Detector MLSA01-1LT052 - The Home Depot

REED Instruments Thermo-Hygrometer/Datalogger R6050SD - The Home Depot

5-in-1 Professional Indoor Air Quality Monitor Indoor Portable CO2 Monitor, Temperature, Formaldehyde Detector, Humidity TVOC

5-in-1 Professional Indoor Air Quality Monitor Indoor Portable CO2 Monitor, Temperature, Formaldehyde Detector, Humidity TVOC

REED Instruments Microwave Leakage Detector R9200 - The Home Depot

Airthings Wave Mini Battery Operated Smart Indoor Air Quality Monitor with Mold-Risk Indication 2928 - The Home Depot

The CD100A is the service persons tool designed to detect combustible gas leaks in residential and small commercial applications. Semiconductor sensor

Combustible Gas Leak Detector

Features: *5 in 1 professional air quality meter has an advanced sensor and a detection algorithm to accurately measure the data of HCHO, CO2, TVOC,

5 In1 Indoor Air Quality Monitor CO2 HCHO TVOC AQI Meter Detector Tester

Features: *8-in-1 Indoor Air Quality Meter, CO2 Detector, WiFi Air Quality Monitor NDIR Sensor CO2 Meter Detects CO2, PM2.5, PM10, PM1.0, HCHO, TVOC,

Air Quality Monitor,8-in-1 Multi-Functional CO2 Detector WiFi Air Quality Detector for CO2 PM2.5 PM10,HCHO,TVOC Monitor, Auto-Sleep and Wake-Up

Etokfoks Digital Air Quality Monitor 5 in. 1 Multi-Functional CO2 Detector MLSA01-1LT052 - The Home Depot

Etokfoks Digital Air Quality Monitor 5 in. 1 Multi-Functional CO2 Detector MLSA01-1LT052 - The Home Depot

The Triplett GSM250 Desktop Indoor Air Quality CO2 Meter can be used to monitor air quality in office buildings, schools, exhibition halls, shopping malls, meeting rooms, fitness centers, restaurants and other public places. It simultaneously displays CO2, Temperature and Relative Humidity. It can be used on the desktop or wall mounted and has a display with a light bar for easy reading from long distances. A 3-color light bar (green / yellow / red) changes color with CO2 concentration.

Triplett GSM400 Portable Indoor Air Quality CO2 Meter

Etokfoks Digital Air Quality Monitor 5 in. 1 Multi-Functional CO2 Detector MLSA01-1LT052 - The Home Depot