- Measure the size of your bookshelf
- Decide the setting (In our case, we use three cut corner file cases and two books)
- Prepare all materials
- Arduino Uno x1
DC 5V 2.0A Converter Power Supply Adapter x1
Servo Motor (Tower Pro SG5010) x5
Battery holder x1
Breadboard x1
Jumpwires (multiple)
10kΩresistors x5
Push button switch x5
Tape and super glue
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