Hi fellow makers! I need your help. I am making a storage box for small glass bottles (medicine). Once a few bottles are taken out (and used) I want the box to order new bottles automatically. Therefore, I need Arduino to sense how many bottles are still in the box. It would be very nice if I can …

Help pls - sens presence of glass bottles

blh64 October 11, 2021, 3:48pm 6

They make sealed buttons. Moisture will impact a capacitive sensor just like a moist finger

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