MQ-3 Alkohol Ethanol Sensor Atemgas Detektor Ethanol Detektion für Arduino
1,23 €
Alcohol Detector. Main chip: LM393, ZYMQ-3 gas detector. 1 x Alcohol Detector. Rapid response recovery features. TTL output effectively signal for low level(when the output low level signal lights, can directly connected microcomputer).
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