By using a Micro SD card with Arsenal 2, you can:
The Micro SD card we offer is 128GB, with read speeds up to 100MB/s, and write speeds up to 60MB/s. An SD adapter is included.
Save stacked photos, panoramas, and Deep Color photos as JPG or 16-bit DNGs
Save timelapses as 1080p h.264 videos. You can also make an extra backup of photos, for those single card slot cameras.