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 Input Voltage: DC5V Power Dissipation: 150mA DO Output: 0.1-5V AO Output: 0.1-0.3V Detectable Concentration: 300-10000ppm With a signal output instruction Dual signal output (analog output, and TTL level output) TTL output 0~5V analog output voltage, the higher the concentration the higher the voltage The gas, natural gas, city gas, smoke better sensitivity With a long service life and reliable stability Rapid response and recovery characteristics Bullet point: MQ-2 Gas Sensor Module Smoke Butane Methane Detection Dual signal output (analog output, and TTL level output) The gas, natural gas, city gas, smoke better sensitivity With a long service life and reliable stability Rapid response and recovery characteristics 
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