A distance sensor senses if someone is present. Once they leave, a servo pulls a fishing line which flushes the toilet. This is a proof of concept version 1.0, it could be made to look prettier. Ingredients: 1 servo 30 lb test fishing line IR distance sensor Infrared Proximity Sensor - Sharp …

Automatic Toilet Flusher

Big_Oil September 26, 2010, 7:06pm 6

Sigh.

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