Monitor indoor and outdoor air quality with the MQ135 Gas Sensor Module, ideal for detecting CO₂, NH₃, benzene, alcohol, smoke, and harmful gases. It operates at 5V DC, offering both analog and digital outputs, making it compatible with Arduino, Raspberry Pi, and other microcontrollers. Fast response, long life, and adjustable sensitivity make it perfect for IoT, smart environment projects, and pollution control systems.
Detect hazardous Hydrogen Sulfide (H₂S) gas with the MQ136 Gas Sensor Module. Operating at 5V, this module features high sensitivity, low power consumption, and a fast response time. Ideal for Arduino, Raspberry Pi, and IoT gas monitoring systems. Output: Analog & Digital. Widely used in air quality monitoring, industrial safety, and smart home projects.