Quantity   Component name
1 × ESP8266 module
1 × Arduino Pro mini 8Mhz 3.3V
1 × AMS1117 3.3V regualtor
1 × 1000uF capacitor
1 × DHT22 temperature and humidity sensor
1 × Relay module
1 × EasyIoT server (Windows machine or Raspberry Pi)
1 × BMP180 air pressure sensor