ITEM NAME:BMP280 Atmospheric Pressure Sensor Temperature Humidity Sensor Breakoutarduin JR.It uses both I2C and SPI (supports 3-, 4-wire SPI) interface. Humidity: 0-100%. Humidity: 0.008%. Humidity: +-3%. Temperature: -40 to +85Â °C. Pressure: 300-1100 hPa. Temperature: 0.01Â °C. Pressure: 0.18Pa.