Home Question Answer How much power does the MQ2 gas sensor consume? How much power does the MQ2 gas sensor consume? The MQ2 gas sensor consumes approximately 800mW. Related Questions What is an MQ2 gas sensor? What type of gas sensor is used in fire alarm systems? How does an MQ2 gas sensor work? What type of gases can an MQ2 gas sensor detect? What are the output pins of an MQ2 gas sensor? What is the power requirement for an MQ2 gas sensor? What are the real-time applications of MQ2 gas sensors? How is an MQ2 gas sensor triggered? Load More