Quantity   Component name
1 × Arduino Pro Mini 3.3v
1 × RFM95W LoraWan radio
1 × SenseAir K30 CO2 sensor Serial CO2
1 × MH-Z14A CO2 sensor
1 × BH1750 light sensor board
1 × BME280 air pressure sensor board
1 × HTU21D sensor board Temperature and Humidity
1 × Single Channel LoraWan gateway esp8266 and rfm95w