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From Pathfinder Impossible Magic, which isn't enabled.

Wandmender

ITEM 9
Price 700 gp
Usage held in 1 hand
Bulk 1
Category simple
Group club
Damage 1d6 bludgeoning

Nearly every surface of this heavy +1 striking mace is inscribed with runes of crafting and restoration. The core of the mace hums with an eerie resonance, as if devouring stray magical energies from the air.

Activate—Recharge Wand (concentrate, manipulate)
Frequency once per day
Requirements You're wielding a wand capable of casting spells of 3rd rank or lower, and its spell has been cast for the day

Effect You tap the wandmender against the wand, restoring its magic. You can Cast the Spell in the wand a second time without overcharging, as long as you do so within the next minute.
Pathfinder Impossible MagicORC