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MQ135 Harmful Gas Detection Air Quality Sensor Module - Black
Model MQ135 Quantity 1 Color Black Material CCL Features Main chip: LM393/MQ135£¬ Working voltage: DC 5V£¬ Concentration range: 10 to 1000ppm Application Harmful gas detection for home and outdoor environment; Detecting ammonia gas£¬ aromatic compound£¬ sulfide£¬ benzene series steam Packing List 1 x Harmful Gas Detection Module