Arduino powered dual thermometer with 90min countdown timer to help with the production of homebrew beer!
4.7k Ohm Resistor http://www.maplin.co.uk/p/metal-film-06w-47k-ohm-resistor-m4k7
GFX Library - Used to display information to the LCD display. https://github.com/adafruit/Adafruit-GFX-Library
One Wire - Used to allow multiple wires on one pin. http://playground.arduino.cc/Learning/OneWire
Dallas Temperature - Used to interface with the probes. https://github.com/milesburton/Arduino-Temperature-Control-Library