| in the box | 4 | location |
| pen → require → battery | 11 |
| pen → be → battery-powered | 6 |
| pen → be → battery | 5 |
| pen → have → battery | 3 |
| pen → come with → battery | 3 |
| pen → be equipped with → battery | 3 |
| pen → use → battery | 3 |
| negative | neutral | positive |
| 0.147 | 0.545 | 0.308 |
| Raw frequency | 34 |
| Normalized frequency | 0.540 |
| Modifier score | 0.500 |
| Perplexity | 381.555 |