Expert carbon monoxide gas test set & detector, detects invisible & odorless Gas, stick on carbon monoxide gas detector safe & simple to utilize, more delicate than electronic detectors & provides precise & dependable results, change sensing unit button every 6 x months, un-opened sensing unit buttons service life is 3 years, excellent for use in boats, planes, RV’s & autos, includes: detector & 2 reusable sensor buttons, lab evaluated for precision.
- Safe and simple to utilize
- More delicate than electronic detectors
- Spots the undetectable and odor-free gas
- Two recyclable sensing unit buttons included
- Lasts approximately 6 months