1、High precise, durable, long life time. 2、Small size, low power consumption. 3、Expansion type for incubator, very practical. 4、Very sensitive, provide good usage experience. 5、Professional manufacturing, stable performance and high reliability. <p class="wang-edit-text"><p class="wang-edit-text">Condition: brand newItem type:&nbsp;Infrared&nbsp;Carbon&nbsp;Dioxide&nbsp;SensorMaterial: aluminium alloyColor: As picture shownWeight: Approx. 6gUses: CO2 sensor, the CO2 module is widely used in high-concentration environments such as carbon dioxide incubators and carbon dioxide analyzersMeasuring range: 400-2000ppmMeasurement accuracy: ±40ppm±3% of readingWorking humidity: 0-85%RH non-condensingPower supply: 4.5-5.25VDCPower consumption: 300mA&nbsp;<span style="background-color: rgb(255, 153, 51);">maximum</span>&nbsp;value; &lt;18mA averageSerial communication: UART, for&nbsp;Modbus protocol PWM output: 0- duty cycle is 0-2000ppm<style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x Infrared&nbsp;Carbon&nbsp;Dioxide&nbsp;Sensor