+-------------------+
 |    Arduino Uno R3 |
 |                   |
 |    +-----------+  |
 |    |           |  |
 |    |           |  |
 |    |           |  |
 |    |           |  |
 |    |           |  |
 |    |           |  |
 |    |           |  |
 |    |  Pin 13 --+---[220Ω]----+
 |    |           |            |
 |    |           |           /| (Base)
 |    |           |          | |
 |    |           |          | |
 |    |           |          | |
 |    |           |           \|
 |    |           |            |
 |    |           |           / (Collector)
 |    |           |          | \
 |    |           |          |  \
 |    |           |          |   \
 |    |           |          |    \
 |    |           |            +---+---- Terminal 1 (DC Motor)
 |    |           |            |
 |    |  GND  ----+------------+
 |    |           |           (Emitter)
 |    |           |            |
 |    +-----------+            |
 +-------------------+         |
                                |
                            +---+---+
                            |  DC   |
                            | Motor |
                            +---+---+
                                |
                                |
                            Arduino 5V Pin