Features: The MPL311A2 smart sensors module delivers high precisions measurements of temperature, pressure, and altitudes with ±0.05kPa accuracy and low power consumption, making for environmental monitoring applications. This sensors features I2C digital output interfaces for easy microcontroller integration, adjustable sampling rates for optimized performances, and high sensitivity with 20 bit resolution to detect minutes pressure changes. for electronics hobbyists, engineers, and developers working on projects, IoTs devices, or professional systems requiring accurate altitudes and pressure sensing . Perfect for applications such as portable weather stations, drones, smart home setups, and outdoor gear where precise environmental data is essential for altitudes and pressure monitoring. builts in temperature sensors, this sensors module ensures efficient, multifunctional performances in space constrained projects for altitudes and pressure detection. Specifications: [Materials]: PCB, metal [Product size]: 15x15x4mm [Power supply voltages]: DC1.95V~3.6V [I/O power supply voltages]: DC1.6V~3.6V [Absolute atmospheric pressure measurement ranges]: 20 kPa~110 kPa [signals interfaces]: I2C digital output Package Includes: 1Set Pressure sensors Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.