DIY Arduino Distance Detection Device
thingiverse
Using an Arduino Nano, an ultrasonic sensor, and some additional electronic components, you can make a portable distance detection unit with a variable threshold distance. <b>Video:</b> https://youtu.be/2smhAra4pRY <b>Full guide :</b> https://www.hackster.io/viktorsilivanov/diy-portable-distance-detection-device-45e348
Download Model from thingiverse
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