[CO₂ Detection (400-5000ppm)]: Equipped with the advanced SCD41 sensor, this module delivers accurate and stable CO₂ readings with an accuracy of ±(40ppm + 5%MV) and is ideal for monitoring indoor air quality and controlling ventilation. [Built-in Temperature & Humidity Sensor]: SCD41 gas sensor module has an integrated temperature and humidity sensor system that allows fully compensated CO₂ measurements and a multi-parametric evaluation of air quality. [Wide Voltage Input Range & Low Power Consumption]: Supports 2.4-5.5V power supply and operates with an average power of <0.4mA, SCD41 gas sensor module, making it perfect for battery operated and long-term monitoring applications. [Simple Digital I2C Interface]: Equipped with a clear 2.54mm pin header connector (GND, VDD, SCL, SDA), SCD41 gas sensor module which allows easy integration with Arduino, ESP32, Raspberry Pi and other embedded systems. Wide range of applications: SCD41 CO₂ sensor module suitable for air purifiers, intelligent ventilation, HVAC automation, CO₂ alarms and indoor air quality monitoring projects. Color: As Shown Material: plastic Package Contents: 1* Sensor module 1* Pin header Only the above package content, other products are not included. 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.