SKU: OT2052-D59 Article number: AB053 EAN: 4270266477168
From the MQ sensor family, this is the MQ-9 and this sensor detects the presence of carbon monoxide, methane, and LPG.
5V (5V power supply)
GND (ground/minus/ground)
A0 (Analog output of the sensor)
D0 (Digital output of the sensor)
With the potentiometer, you can set the threshold value of the sensor.
Dimensions
Length: 3.5cm
Width: 2cm
Height: 1.5cm