Features: The SCD41 High precise CO₂ &Temperature/Humidity sensors Module delivers ±(40ppm +5%) accuracy for CO₂ detection (0 5000ppm) and ±6RH humidity monitoring, ideal for environmental data tracking. Featuring a compact design with 2.4V-5.5V wide voltages support and I2C communication interfaces, this sensors seamlessly integrates into electronics while maintaining low power consumption. Designed for engineers, developers, and environmental monitoring professional requiring reliability climate data in intelligent homes, HVAC systems, or agricultural setups. Monitor indoor air quality in offices, optimize greenhouse conditions, or enhances industrial automation systems with real time CO₂ and temperature/humidity insights. Built with PCB materials and durability construction, this sensors module ensures long term reliability for devices and air quality management solution. Specifications: Component: PCB Size1:Approx.25.5x25.5mm/1x1in Size2:Approx.25.4x22.9mm/1x0.9in 2Option Color Supply voltages ranges: 2.4V~5.5V Interfaces: I2C SCD41 carbon dioxide detection ranges: 400~5000ppm SCD41 Accuracy: ±40ppm Applicable scenario:intelligent home,Industrial Environment, Package Includes: 1pc Gas Sensors Module note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.