Air quality sensor for detecting a wide range of gases, including NH3, NOx, alcohol, benzene, smoke and CO2. Ideal for use in office or factory. MQ135 gas sensor has high sensitivity to Ammonia, Sulfide and Benze steam, also sensitive to smoke and other harmful gases. It is with low cost and particularly suitable for Air quality monitoring application.

High Sensitivity

High sensitivity to Ammonia, Sulfide and Benze

Stable and Long Life

Detection Range: 10 - 300 ppm NH3, 10 - 1000 ppm Benzene, 10 - 300 Alcohol

Heater Voltage: 5.0V

Dimensions: 18mm Diameter, 17mm High excluding pins, Pins - 6mm High

Long life and low cost