Hi guys, I would like to create a wi-fi enabled coffee jar that alerts me when the coffee level in the jar is low so that I can pick up more coffee beans. For this, I believe I need the ability for the coffee jar to recognize when the coffee levels are low (how would I do this!) and then alert a we…

Wi-fi linked coffee jar

John_S March 12, 2012, 4:19pm 4

Ultrasonic range finder looking into the jar?

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