CO2 Air Quality Monitor

Temtop CO2 Carbon Dioxide air quality monitor, using non-dispersive Infrared (NDIR) CO2 sensor, with high resolution: 1 ppm and high accuracy: + (50 ppm + 5% reading)  characteristics, widely used in indoor and outdoor household scenes and other professional scenes, such as schools, hospitals, offices, commercial buildings, restaurants, swimming pools, classrooms, and other scenes.