Approximate battery times
A door environment with a reading terminal with an inactive electric lock normally corresponds to a load of less than 6W.
| PoE-Portar | Batteries | 30W / output. | 15W / output. | 6W / output. |
| 4 | 4 * 7.2 Ah | 1.5 hours | 5.3 hrs. | 14 hrs. |
| 8 | 4 * 7.2 Ah | 50 min. | 2.3 hrs. | 6.3 hrs. |
| 12 | 4 * 7.2 Ah | 25 min. | 1.1 hrs. | 3.1 hrs. |