Features: The SCD40 module delivers precise real time monitoring of temperature, humidity, featuring industrial sensory for indoor air quality assessment in residential and commercial spaces. This module integrates seamlessly via standardized interfaces for effortless device connectivity and space efficient installations. Ideal for developers, HVAC technicians, and smart home enthusiasts seeking professional environmental data collection for air quality optimization projects. Optimize climate control in greenhouses, server rooms, laboratories, or office buildings by embedding this low power module into ventilation systems, automation hubs, or portable air quality monitors. Designed for durability and plug and play functionality, the SCD40's architecture supports continuous environmental analytics. Specifications: Component:ABS Size:Approx.10.1x6.5mm/0.43x0.25inch Output: 0 ppm - 40,000 ppm. Supply: 2.4 - 5.5 V. High accuracy: ±(40 ppm+5%) Package Includes: 1Pc Gas sensory Module note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.