Firespark Trap (3-4)

Level 3Hazard
HazardMediumLegacy
AC
0
HP
0
Speed
0 ft.
Perception
+0
Fort
+0
Ref
+0
Will
+0
Stealth
+11
Recall Knowledge DC 18 (arcana)
Disable DC 20 thievery (trained) to disable the sensor without triggering them, or Dispel Magic (2nd rank; counteract DC 18) to counteract the sensors

Magical motion sensors detect when a creature enters the chamber.