Assembled a touchless trash can, modeled and 3D printed the Arduino case through the CAD software Fusion 360, coded an Arduino Uno in its synchronized language of C and C++ to execute the Servo motor to rotate 180 degrees as the sonic sensor detected a sound wave 8 centimeters from its grounded speakers. 
CAD Model
Arduino Uno Case

Arduino Uno Code

Virtual Circuit View

Realistic Circuit View

Schematic Diagram
Trash Can Assembled with Arduino Uno
Sensor Trash Can in Action

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