When Saleen saw his equipment disappear, he was at first startled, before coming to realize that the bangle was meant for expanding slots for storage! It was a rare attribute and Saleen had only seen something like that in books, never seeing it in the flesh.
12 star charts corresponded to 12 equipment storage slots.
The use of equipment in the storage slot was entirely free from any environmental influence, even when one was to use it in the territory of others. It was one of the reasons that mage were stronger than warriors. The magic equipment of many warriors would have lost their powers when used in some territories, while the equipment slots that mages used were equivalent to a equipment territory it themsevles.