I2C SPI BMP280 3.3V Digital Barometric Pressure Altitude Sensor DC High Precision 1.8-5V Atmospheric Module for arduino

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Description

Product Parameters:
Dimensions: l 15.4mm * w 11.6mm * h 2.4mm
Digital interface type: IIC (from mode 3.4MHz) or SPI (3-wire or 4-wire from mode 10MHz)
Relative humidity measurement range: 0%? 100% humidity response time: more than 1s
Humidity measurement error: ± 2%; humidity lag: ± 1%; resolution 0.8%
Air pressure measurement range: 300? 1100hpa (HPA)
Air pressure measurement error: ± 1hpa resolution 0.18pa
Temperature measurement range: 0 ° C? 65 ° C
Temperature measurement error: ± 0.5 ° C max ± 1 ° C; resolution 0.1 ° C
Working voltage: 3.3V
With M3 fixing screw hole, easy to install and fix.

Instructions:
CSB: chip select pin, high level connected to IIC communication interface (default), low level connected to SPI communication interface