Ammonia Gas Transmitter NH3 Gas Concentration Detection RS485 Output Public Toilet Odor Monitoring VOC Sensor Module
![Ammonia Gas Transmitter NH3 Gas Concentration Detection RS485 Output Public Toilet Odor Monitoring VOC Sensor Module](http://ae01.alicdn.com/kf/Ha423f748fa514c70999b02f161f65909J/Ammonia-Gas-Transmitter-NH3-Gas-Concentration-Detection-RS485-Output-Public-Toilet-Odor-Monitoring-VOC-Sensor-Module.jpg_350x350.jpg)
sku: 10000004737092
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$69.59
Shipping from: China
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