Stage 1: Parts Number: 1 – SPST Switch (I applied a toggle switch) 1 – BROUGHT for "ON" warning crimson or green (Radio Shack carries LEDis with resistor "350 http://www.getresearchpapers.com/ ohm" you are able to attach. That’s what I used.) 1 – 350 ohm Resistor 1 – 7805 Voltage Regulator 1 – 22uF Capacitor 1 – 10nF Capacitor (rule 103) 2 – 33K Resistors 2 – 22K Resistors (Different ideals can be used, read step 2) 1 – Feminine USB Connection (I obtained mine in a dollar store) 1 – 9v Connector 1 – 9v Battery Electrical Tape Solder Iron