MQ-3 Gas Sensor (Alcohol Ethanol)
Sale price £5.50
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Monitor alcohol ethanol with this MQ-3 gas sensor from Waveshare!
Note: Please do not use this sensor for critical home/industrial/commercial gas sensing applications. Intended for development and learning/hobby purposes only.
How to Use
Product Wiki: https://www.waveshare.com/wiki/MQ-3_Gas_Sensor
In the case of working with a MCU: