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• 09:35, 28 July 2023 USEV talk contribs created page CO2Panel PI (Created page with "=== ''' Short Description ''' === CO2Panel PI is a CO2 meter designed specifically for monitoring in schools, bars and offices, due to its robustness, simplicity of use and low cost. It uses a high precision NDIR sensor (Winsen MH-Z19). Indicates by means of a light whether the CO2 level is safe: -Green: good air quality. CO2 concentration is low. -Yellow: slight CO2 concentration. -Red: high CO2 concentration. === ''' Parameters (accuracy)''' === CO2: 0 -5000 ppm...")