Quantity   Component name
1 × arduino nano
2 × stepstick
1 × uln2803 Discrete Semiconductors / Power Transistors and MOSFETs
1 × 7805 Connectors and Accessories / Miscellaneous Connectors
2 × led Fiber Optics / Emitters
1 × 1 : 100 by15 stepper motor
1 × 1 : 200 by15 stepper motor