Features 1、Sensitive Response: Sensitive response and short response time enable rapid and stable gas concentration detection, ensuring timely and accurate control of the gas content of the environment. 2、Dual Panel Design: Gas sensor module adopts double panel design with power indicator and TTL signal output indicator. 3、High accuracy: Gas detection module have high sensitivity and accuracy, which can effectively detect H2S in the air. 4、Automatic Calibration: The module does not require external calibration and can be calibrated automatically, reducing the difficulty of operation during use and providing a better user experience. 5、Wide Application: Mainly used for qualitative determination, suitable for home, environmental gas detection equipment, suitable for the detection of H2S gas. Specification Item Type: Gas Sensor Module Material: PCB Power Consumption (current): 150mA DO Output: TTL digital 0 and 1 (0.1V and 5V) AO Output: Analog level signal Detection Range: 10 to 1000ppm Operating Temperature: -10 to 50℃ (nominal temperature ℃) Humidity: 95%RH (nominal humidity 65%RH) Package List 1 x Gas Sensor Module