2/5/10/20/50Pcs MQ-3 Alcohol Ethanol Sensor Module High Sensitivity Drunk Driving Detection Alcohol Gas Detection Alarm

2/5/10/20/50Pcs MQ-3 Alcohol Ethanol Sensor Module High Sensitivity Drunk Driving Detection Alcohol Gas Detection Alarm
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sku: 1005004464085041
$7.77
Shipping from: China
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