HSI Fire and Safety CoCheck Carbon Monoxide Detector TesterThe HSI Fire & Safety CoCheck is a carbon monoxide detector tester that is 100% All Natural and Non-Flammable This product contains material found in the air we breathe. Designed and packaged in a size that prevents any accidents. There is not enough CO in the product to produce any ill effects. It is safe, effective and it works! The perfect solution. The tester does not have HFC or CFC. Our products do not damage the Ozone layer and do not contribute to Global Warming.
- .07oz (2g) Size, 5-10 tests per can