Quantity   Component name
1 × NodeMcu ESP8266 ESP-12E WIFI Development Board
1 × DS18B20 Temperature Sensor (water proof for H2O temperature readings)
1 × DS18B20 temperature sensor that is going to be soldered to the project board for airtemp
1 × ADS1115 16bit ADC to convert the analog signal from the PH sensor to digital
1 × DC to DC voltage converter to handle the required 5v for the PH sensor (the ESP8266 is 3.3v)
1 × 5v Analog PH Sensor