notes：
should avoid asking students to turn the servo by hand without power
as doing so will change the limiting position of the servo, which can lead to problem in the assembled structure
Components
| name | item picture | URL |
|---|---|---|
OLED display |
| OLED display / SSD1306 - Modeling |
Assembly Steps
| step | ||
|---|---|---|
| 1 | ||
| 2 | ||
| 3 | ||