DON'T STAY TOO CLOSE
LED Arduino
Circuit Board
The Materials needed for this project are:(1x) Arduino Uno(1x) Breadboard(1x) HC-SRO4 Ultrasonic Sensor(1x) Buzzer(2x) Green LEDs(2x) Yellow LEDs(2x) Red LEDs(7x) 330 ohm ResistorsA lot of jumper wires