The nRF52840 Dongle hardware consists of the board (PCA10059).
Figure 1. nRF52840 Dongle hardware (PCA10059) front
Figure 2. nRF52840 Dongle hardware (PCA10059) back
The sticker on the back side of the nRF52840 Dongle contains the following information:
- Board number (PCA10059)
- Hardware revision
- Production year and week (YYYY.WK)
- MAC address/serial number