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MQ135 Air Quality Sensor Module is built using the MQ135 gas sensor, a cost-effective semiconductor sensor with high sensitivity to ammonia, sulfide, benzene vapors, smoke, and other toxic gases. As a Metal Oxide Semiconductor (MOS) sensor, also known as a chemiresistor, it detects gases by changing its resistance when...
Useful for science exhibitions, college labs, automation demos, and robotics presentations.
Designed to reduce sourcing complexity and make project selection clearer.
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