Spell Storing

You are attuned to a spell storing item. 

• You have a number of charge slots equal to your proficiency bonus.
• Charge slots are used by your spell storing item to store a spell.
• The number of charge slots used is equal to the level of the stored spell.
• You can store spells of 1st to 5th level.
• You regain charge slots once the stored spell is cast.