Feature 1Support I2C Interface: I2C environmental sensor supports I2C interface correspondence and can set the slave address. 2Support SPI Interface: SPI environmental sensor supports SPI interface correspondence, default is I2C interface, can be set to SPI through I/O port. 3Applications: I2C SPI environmental sensor can detect atmospheric pressure, ambient temperature, and relative humidity. 4High Accuracy: Environmental sensor has on board level conversion circuit, which is compatible with 3.3V/5V working level and high accuracy measurement. 5PCB Material: Environmental sensor is made of PCB material, which will not deform for a long time and ensure the stability for a long time.Item Type: Environmental SensorMaterial: PCBDetectable: Atmospheric Pressure, Ambient Temperature, Relative HumidityCorrespondenceInterface: I2C and SPITemperature Measurement Range: -40 to 85Temperature Measurement Accuracy: 1.0 (0-65)Humidity Measurement Range: 0-100%RHHumidity Measurement Accuracy: 3%RHBarometric Pressure Measurement Range: 300-1100 hPaBarometric Measurement Accuracy: 1hPaSize: Approx. 1 x 27 x 20mm / 0.04 x 1.1 x 0.8in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 xEnvironmentalSensor1 xConnection Cable