1:-Application :


Used to detect : smoke liquefied gas butane and propane Methane alcohol hydrogen etc


2:-Electrical parameters :

MQ2 GAS sensor ： Wide detection range

With LED ： Alarming

Working Voltage : DC 9 to 20V

Static Power : < 0.8 W

Output Level : High5 V / Low 0V

Detection of Square ： 10㎡

Size : 33.5mm * 21.5mm

Simple to use : Power + - signal output.