Arrow of elemental Storing

This arrow stores spells cast into it, holding them until the arrow hits something. The spell stored must be an attack spell of elemental nature of max 2nd level. For each level of spell stored in the arrow add 1d6 of elemental damage of the nature stored within it.

Once used the arrow becomes an unbreakable arrow that can't be enchanted until the next sunset.

Notes: Buff, Utility, Jewelry