Breadboard x 1, 1 Meter Wire x 1, Wire Cutter x 1, Buzzer x 1, 9v Battery Cap x 1, 9v Battery x 1, Push Button x 5, Zener Diode x 5, Transistor BC547 x 5, Capacitor 1uf x 5, Capacitor 10uf x 5, Capacitor 100uf x 5, Capacitor 470uf x 5, Resistor 10ohm x 5, Resistor 100ohm x 5, Resistor 1k ohm x 5, Resistor 10k ohm x 5, Diode 4007 x 5, Red Led x 5, Yellow Led x 5, Green Led x 5