Waveshare MQ-3 Gas Sensor, MQ-3
Designer: HoMEdemic™
$14.74
Overview1. Sensitive for alcohol, ethanol2. Output voltage boosts along with the concentration of the measured gases increases3. Fast response and recovery4. Adjustable sensitivity5. Signal output indicatorSpecifications1. Power: 2.5V ~ 5.0V2. Dimension: 40.0mm * 21.0mm3. Mounting holes size: 2.0mmApplications1. Car alcohol...