Quantity   Component name
1 × Arduino Uno
1 × H bridge
4 × IR receiver with 3 pins
1 × Ultrasonic ranging module HC-SR04
2 × DC motor 12 volts and 60 RPM
1 × Piezoelectric buzzer
1 × IRF520 MOSFET Inductors, Chokes, Coils and Magnetics / Fixed Inductors, Chokes and Coils