• Expandable: Must have the ability to add more sensors, as well as take in inputs from 4 kegs
• Ability to adapt system to user's keg without redesign required.
• Accuracy of level sensor within 16 fluid ounces.
• User Interface: Computer or LCD Display and button(s) or touchscreen.
• Based on microcontroller. Online community for support of research and build.
• Sensor must be made out of food safe materials.
• Printed Circuit Board (PCB) must be used.
• Prototyping must be completed under $250.
• Store the sensor lifetime data to nonvolatile memory, EEPROM.