Weather Station Ver.2

Si7021 sensor embedded.
Precision Relative Humidity Sensor
± 3% RH (max), 0–80% RH
High Accuracy Temperature Sensor
±0.4 °C (max), –10 to 85 °C

Notice you the current environment in the room by RGB-LED ON/OFF patterns. Added OTA firm update and LED notice ON/OFF functions.

Si7021 Temp&Humid Sensor

Precision Relative Humidity Sensor
± 3% RH (max), 0–80% RH
High Accuracy Temperature Sensor
±0.4 °C (max), –10 to 85 °C

BMB085 Pressure Sensor

Pressure range: 300 ... 1100hPa (+9000m ... -500m above sea level)

Weather Station Ver.2