Quantity   Component name
1 × 555 IC 555 timer
1 × 10kΩ linear potentiometer Potentiometer
1 × 1N4001 diode Diode
1 × 0.1μF capacitor Capacitor
2 × 1N4148 diode Silicon signal diode
1 × LED LED
1 × 2.2kΩ resistor Resistor
1 × CMOS power switch module
1 × 12V power supply
1 × 1μF electrolytic capacitor Capacitor
1 × 33μF electrolytic capacitor Capacitor