Features: The BME688 Environmental sensory Module deliver detection of temperature, humidity, barometric pressure, and air quality, suitable for real time environmental monitoring. Featuring a standardized port for seamless integration with microcontroller and PCD construction resistant to heat, this low power sensory module ensuring in demanding conditions. Ideal for developers, industrial automation engineers, and health homeowners seeking accurate environmental data collection for air quality optimization efficiency. Effortlessly integrates into smart home setups, portable outdoor monitoring devices, or industrial control to track air composition and climatic variables in real time scenarios. Engineered with energy efficient circuitry, this gas detection module enables continuous operational in battery powered applications while maintaining long term durability across harsh environments. Specifications: Component:PCD Size:Approx.1.65x1.83cm/0.65X0.72inch Package Includes: 5Pcs Environmental 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.