Introducing the Gas Sensor Module - Enhance your environment with precise monitoring of CO2 levels, essential for maintaining optimal indoor air quality. Combining high accuracy with affordability<br>Empower your indoor spaces with the sensor Module, ensuring long-lasting, efficient, and accurate air quality monitoring to promote health and well-being.<br>Intelligent adjustment of indoor ventilation systems can be achieved based on carbon dioxide concentration, and indoor air quality helps to maintain a healthy environment under low carbon dioxide concentration for a period of time.<br><br>Reference accuracy, specified range 400-2000 ppm<br>Power supply voltage range: 2.4-5.5 V<br>High precision: (40 ppm+5%)<br>Digital I2C interface<br>Integrated temperature and humidity sensors<br>Low power operation to Less than 0.4 mA average value @ 5 V, 1 measure/ 5 minutes<br>Interface definition:<br>1. GND: Power negative input port<br>2. : Power positive input port<br>3. SCL: I2C clock port<br>4. SDA: I2C data port<br>Board size: 13.4 x 21.6mm- Compact yet highly effective, fit effortlessly in a wide of setups.<br>Due to different batches, there may be differences in product appearance and printed text, which will not affect use<br>Colour:As Shown<br>Material:PCB<br>Type: B: Gas sensor module blue board<br><br>Package Contents:<br>1x Gas Sensor Module Detects kit<br><br>Only the above package content, other products are not included.<br>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.