Quantity   Component name
1 × ATTiny13A-SSU (or -SU) Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × R1001N12B1 thumbwheel potentiometer Potentiometers, Trimmers, Variable Resistors / Potentiometers
1 × TD-26EA sideways pushbutton
3 × 100K resistor (0805) , 1 in 1208 package, 2 in 0806
2 × 1μF capacitor (0805)
1 × 22Ω resistor (0805)
2 × 2N7002 nMOS Discrete Semiconductors / Transistors, MOSFETs, FETs, IGBTs
1 × DIY 1225 cell holder out of paperclips
1 × QX6D DC motor, 3V, 6mm dia × 10 mm length