CARBON MONOXIDE SENSOR - MQ-7
SparkFun
METHANE CNG GAS SENSOR - MQ-4
SparkFun
Alcohol (C2H6O) Sensor 0 V ~ 3.3 V
SparkFun
CO2 SENSOR 50 PPM I2C SMD
Sensirion
Carbon monoxide gas sensor is equipped with two pin fixing sleeves
Winsen
CO2 SENSOR 40 PPM I2C SMD
Sensirion
SENSOR AIRFLOW AMP 1000 SCCM
Honeywell
SENSOR AIRFLOW 200SCCM SHORT 3V
Honeywell