I want to make a safety sensor to let me know when a car is following to close for a give speed. I can get my speed from gps, but I cant find and ranging radar. are there any on the market?

Vehicle Ranging Radar sensors?

xfpd February 24, 2023, 6:50am 9

LIDAR.

(Forum says: An error occurred: Body seems unclear, is it a complete sentence?)