Features: Waveshare BME680 environmental sensor to measure barometric pressure, environmental temperature, relative humidity, VOC gas change detection (supports IAQ calculation in combination with the software package) Dual communication: supports I2C communication, I2C address configurable, with I2C bus cascading support; supports SPI communication, enabled via CS pin (I2C bus by default) 3.3 V/5 V level: Onboard voltage translator, compatible with 3.3 V/5 V level Development resources and manual: Comes with online development resources and manual (examples for Raspberry Pi / Raspberry Pi Pico / Arduino / ESP32)