Quantity   Component name
1 × Micro-servo motor
1 × 555 Timer
1 × Male-Header 3 Position
1 × General Purpose Transistor NPN or BC547
2 × Pushbutton Switch
2 × Capacitor 100 nF
1 × Resistor 10k ohm
1 × Resistor 68 kohm
1 × Resistor 33 kohm
1 × Resistor 1 kohm
1 × Resistor 4.7 kohm