mq2气体传感器说明及引脚说明，该传感器对液化气、丙烷、氢气 的灵敏度较高-mq2 instructions and pin descr iption of gas sensors, the sensors on gas, propane, hydrogen is sensitive to

MQ-2传感器 以用于家庭和工厂的气体泄漏监测装置， 适宜于液化气、 丁烷、 丙烷、 甲烷、 酒精、烟雾等的探测-MQ-2 sensors for gas leak monitoring in homes and plants for detection of liquefied gas, butane, propane, methane, alcohol, smoke, etc.