Use this MQ135 sensor to measure air quality by detecting levels of Benzene, Alcohol and smoke in the air.
(edit with the Customer Reassurance module)
(edit with the Customer Reassurance module)
(edit with the Customer Reassurance module)
This Air Quality Sensor to detect NH3,NOx, alcohol, Benzene, smoke and CO2 concentrations in the air. An analog signal increases as the concentration of pollutants increase in the air. This module also includes a digital output pin with TTL output. The Potentiometer on board is used to set the Digital Output Setpoint.
Specifications: