A Rotor is moving in a bubble of wired glass. The delicate mechanism is of high-quality. As long as the Rotor turns, all goes. Reassure the explorers, therefore increases the self-confidence to survive.
This Talisman made up of a piece of meteorite increases the chances to be caught by one of them on the head when there is meteors falling alarms. Reserved with the dsciple class who'll understand how why of such an act of madness like this.