Shanrya CO2 Detector - Accurate Portable Carbon Dioxide Monitor for Home, Office & School | Indoor Air Quality Tester for Classrooms, Bedrooms & Workspaces

Product Description

Feature:1. New environmentally friendly materials are more comfortable to use and can be placed in every corner of the family.2. Use imported brand quality detection and analysis chips to ensure that the instrument detection is more accurate.3. For HCHO, chemical pollutants TVOC, carbon dioxide CO2, 0.001mg/cubic meter kilobit accuracy.4. Adopt natural detection technology to more accurately determine quality problems.5. Small and light, you can take it with you when you travel. A good choice you should make.How to Use:1. When using it for the first time, please turn on the instrument and take it outdoors for 30 minutes to ventilate it for normal use.2. Before testing, please seal the space to be tested for 24 hours and keep it in a sealed state. Place the instrument at a height of 80‑150cm from the ground and let it stand for 10 minutes. After the data is stable, the reading can be taken.3. In order to make the test data accurate, please do not blow into the test port, try to reduce air convection during the test, and avoid using perfumes, so as not to affect the test results.4. This instrument adopts charging protection design, it takes 4 hours to fully charge, 4 hours