Features 1、INTUITIVE CIRCUIT PCB BOARD: Select good quality PCB board production, the circuit is simple, intuitive and easy to understand 2、ACCURATE AND FAST: This sensor module bring accurate measuring point, stable and fast transmission speed, low power consumption 3、PORTABLE TO CARRY AND USE: Atmospheric pressure sensor module is small and portable, easy to install without taking up space 4、WIDE APPLICATIONS: This module can be used for temperature, humidity, atmospheric pressure sensing, versatile and practical 5、LOW POWER CONSUMPTION: The power supply voltage is 5V, current consumption for 0.6mA, and the interface adopts I2C and SPI, which can be used as an altimeter Specification Item Type: Temperature Humidity Sensor Module Model: GY-BMP280-5V Material: PCB board Application: Temperature, humidity, atmospheric pressure sensing Air Pressure Measurement Range: 300-1100 hPa Air Pressure Measurement Accuracy: ±1.0 hPa Absolute Accuracy of Pressure Measurement: ±1.0 hPa Temperature Measurement Range: -40℃~85℃ Temperature Measurement Accuracy: ±1 Current Consumption: 0.6 mA Interface: I2C and SPI (compatible with 3, 4 wire SPI interface) Features: Can be used as an altimeter with an accuracy of ±1meter Package List 1 x Temperature Humidity Sensor Module 1 x Pin Header