Senva AQ2W-ACAAAAS : Surface TotalSense Indoor Environmental and Air Quality Sensor Matrix, 4-20mA/0-5V/0-10V Output, CO2 0-2,000 PPM (Default) (Programmable up to 10,000ppm), OLED Display with Solid Cover, ABS Plastic Enclosure, 7-Year Limited Warranty, Made in USA
