Characteristics: Model: CJMCU-680 BME680 Type: Sensor Weight: approx. 5 > Operating voltage: 1.7 V - 3.6 V. operating temperature: -40 °C ~ + 85 °C communication interface: i2c (up to ‘at 3.4 MHz) and SPI (3 and 4 wires, up to 10 MHz), humidity, pressure and gas sensors can be activated / deactivated individually. : Current consumption at 1 Hz of humidity and temperature is 2.1 AU, current consumption at 1 Hz pressure and temperature is 3.1 AU, current consumption at 1 Hz of humidity , pressure and temperature is 3.7 UA. gas sensor parameters: reaction time (33-63%)