Features: High precise BMP390 sensors delivers ±0.5HPa accuracy for atmospheric pressure and temperature measurements, featuring double I2C/SPI interfaces compatible for platforms. Engineered with low power consumption (3.3V-5V operation) and wide pressure measurement ranges (300-1250hPa), this module includes temperature sensings with ±0.6Pa/K stability for reliable IoT applications. Ideal for electronics engineers, drones developers, and IoT creators requiring altitude calculation and environmental monitoring in portable devices. Enables precise barometric data collection in weather stations, home systems, or wearable health trackers with altitude trackings functionality. Integrates effortlessly into prototyping projects using for development boards through prebuilts libraries and detailed technical documentation. Specifications: Component:Plastic Size:Approx.23x12mm/0.91x0.47inch Option Type:1pc,2pcs; Package Includes: Package A 1pc Pressure Sensors Module Package B 2pc Pressure 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.