I have a list of the electronic parts of the robot. They are as follows: -1 battery holder (4 "C" cell batteries) -2 2N2222A transistors -4 1N4001 Diodes -2 1000 micro-farade capacitors -2 0.1 micro-farade capacitors -2 1k ohm patentiometers -2 lever action snap switches (SPDT) -4 5v SPDT relays -2 3-4 v DDC motors -2 470 ohm resistors I should have the Lego parts to put the frame together soon.