Buzina com CI 555

COMPONENTES

1  CI 555 " 555 Timer "

1 Capacitor "10 uF Capacitor "

1 - Auto Falante " Piezo "

1 - Bateria 9V " 9V Battery "

1 - Push Butoon " Pushbutton "

1 - Led "Green LED "

1 - Resistor "10 kohm Resistor "