Air quality sensor gas sensor MQ135 Description 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, simply drive and monitoring circuit. Features High Sensitivity 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 نعتذر الشراء من الموقع متوقف مؤقتا We apologize : purchasing from our website is temporarily stopped
