Metamagic Rod of Persist (3.5e Equipment)

Metamagic Rod of Persist
You can cast up to three spells per day that are persisted as though affected by Persist Spell feat.

Metamagic rods hold the essence of a metamagic feat but do not change the spell slot of the altered spell. Normal metamagic rods can be used with spells of 6th level or lower. Lesser rods can be used with spells of 3rd level or lower, while greater rods can be used with spells of 9th level or lower.

Strong (no school); CL 17th; Craft Rod, Persist Spell; Price Cost::81,000 gp (lesser); 150,000 gp (normal); 2,350,000 gp (greater).