The Amulet of Ingwe
+3 intelligence, wisdom, charisma, infravision. Provides resistance to acid, lightning, cold, confusion. Cannot be harmed by acid, electricity, fire, cold. Prevents paralysis. Grants the ability to see invisible things.
When activated, it deals five times your level's damage to all evil creatu res that you can see. Takes 51 to 100 turns to recharge.
Min Level 65, Max Level 127, Generation chance 3, 0.3 lbs

(Angband 3.1.2v2)