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Long press SW1, the digital tube displays the distance of obstacle avoidance and flashes. Adjust the distance by “+” or “-” button, then press SW1 to save and exit. Sound & Vision. Product View. PCB board size: 130 73mm.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.