GX-3R Pro 4 Gas Personal Monitor - LEL / O2 / combo H2S / CO

The GX-3R Pro is the world's smallest 5-gas monitor weighing only 4.58 ounces. It simultaneously monitors and displays 5 different gases. In addition to monitoring standard confined space gases, LEL, O2, CO, & H2S, the GX-3R Pro has a 5th channel where you can add infrared or toxic gas sensors. Two of the four sensor slots have interchangeable sensors providing flexible configurations, which can easily be changed in the field. Ideal for Personal Monitoring, Confined Spaces, Refineries/Petrochemical, Utilities, Oil and Gas, Water/Wastewater, Fire Services, and Construction Industries. Show Less