Quantity   Component name
1 × 2N2222A Transistor any NPN would work
1 × Enamled Copper Wire (0.2-0.4mm)
1 × AA or AAA cell
1 × RED LED because it has lowest forward voltage required.
1 × Super Glue that's obvious
1 × Plastic Sheet it provides a base to build our coils.
1 × Connecting wires needed to connect things together :)