Cool Rangefinder By nathan940404 in WorkshopTools1921Introduction: Cool RangefinderBy nathan940404FollowMore by the author:This is a rangefinder that I improved from others.Step 1: Strep1: Connect the Wires.Step 2: Step2: Add Beauty.Step 3: Step3: Finish.Step 4: Step4: Upload.Step 5: Original Website: Https://www.instructables.com/Simple-Arduino-and-HC-SR04-Example/Step 6: Code From Original: Https://create.arduino.cc/editor/nathan_ou/f9256592-e0b7-48bb-a736-2c84cbf89147Step 7: Things I Changed: I Didn't Change Any Code. I Changed Electric Circuit and Outward.