neptuneautomatic - p/nfzyk0 - 讀噗

neptuneautomatic

@neptuneautomatic

Mon, Aug 12, 2019 9:33 AM

Mon, Aug 12, 2019 9:33 AM

Ultrasonic Sensor

Ultrasonic Sensor

https://images.plurk.com/1UGKlfyThqH2oNX71fBEu4.png

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