There is a Quadtrax on Ebay for $34.99 + $16.99 shipping.
joseph4760
USA
Asked
— Edited
2 Participants
Ultrasonic Collision Script
— Ultrasonic sensor triggers custom script on object detection; configurable interval & min distance, with optional forward-only trigger for navigation.
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Looks good
I put a bid on it. Thanks for the tip.
Sorry REX i bought it may be next will come up,i do see another bidder on the item besides you.