ITEM NAME:2Pcs Gy-Bmp280 3.3V Pressure Sensor Module High Precision Atmospheric Arduino OZ.This sensor is great for all sorts of weather sensing and can even be used in both I2C and SPI! 1 x BMP280 Pressure Sensor. Target devices. PCB size:(L W)1.52 1.20cm/0.60" 0.47". Flying toys. Portable health caredevices.