CO check is the convenient, dependable way to detect and measure dangerous carbon monoxide (co) in both residential and commercial/industrial applications. The instrument combines superior accuracy and reliability with simple, one-hand operation. Intuitive "stoplight" LEDs and an audible alarm alert you to the danger level of CO present, while the large easy-to-read LCD provides a precise readout of the exact CO level.
A protective holster case with belt clip adds to your convenience
Natural companion for gas-mate combustible gas leak detector, since both enhance heating system safety
Best-in-class accuracy for peace of mind
Easy-to-use push buttons let you perform all functions with one hand
Highly visible, intuitive "stoplight" LEDs give quick indication of CO hazard
Large, easy-to-read LCD display for precise measurements
Protective case with belt clip included
Runs for 200 hours on 9v alkaline battery
2-year replacement warranty
Warning: this product contains a chemical known to the State of California to cause cancer. P65Warnings.ca.gov
1 Pounds (lbs)
9 Inches (In)
6 Inches (In)
Country of Origin
12 Inches (In)
3% of reading, ± 1ppm
Variable speed ticking, colored LEDs corresponding to increasing CO levels, LCD showing CO level in ppm
Carbon Monoxide Measurement Range
Charging Power Supply
9V Alkaline Battery
Includes one carbon monoxide sensor, one 9 volt battery, and protective holster. 2 year over the counter warranty.
*Must purchase $100 to get 20% discount. Sale ends at midnight CST on Sunday, June 30, 2019. Limited quantities available. Excludes Milwaukee brand products. No rain checks allowed. Not valid on previous purchases.