Alcohol Gas Sensor MQ-3 Bulk Packed
Ever wanted to use your Arduino as a Breathalyzer? Want to try and improve your home brewing system?
This gas sensor can detect alcohol gas at concentrations of 0.04 mg/L to 4 mg/L.
It's sensitivity range, and it's simple single analog output make it an ideal sensor for your next project if you need to detect alcohol.
20 in stock (can be backordered)