Charged Bow

You gain a +1 bonus to attack and damage rolls
made with this magic weapon.
When you hit with a ranged attack using this
weapon, you may expend one or more charges as
a bonus action, it deals an extra 1d6 force damage
for each charge expended.
Additionally, while holding this weapon, you may
speak the command word as a bonus action to
charge the bow, and this item regains one charge (maximum 5 charges). This weapon retains its
charges as long as you maintain concentration.