Pro-Lab CA101 Carbon Monoxide Do It Yourself Test Kit

Professional carbon monoxide test kit & detector, detects invisible & odorless Gas, stick on carbon monoxide detector safe & easy to use, more sensitive than electronic detectors & provides accurate & reliable results, replace sensor button every 6 x months, un-opened sensor buttons shelf life is 3 years, great for use in boats, airplanes, RV's & automobiles, includes: detector & 2 reusable sensor buttons, laboratory tested for accuracy. This test kit detects the invisible and odorless gas, it is more sensitive than electronic detectors. If carbon monoxide is present, the sensor button will return to its original color and be ready for reuse when exposed to fresh air. Even a slight darkening of the sensor button indicates a dangerous amount of carbon monoxide.

More sensitive than electronic detectors Detects as little as 50 ppm of carbon monoxide gas Contains a badge and 2 yellow chemical sensor buttons Reusable, each button lasts up to 3 months