Ring of Lightning Strikes

As long as you are wielding no weapons and carrying no armor grants +1 to AC and +2 to attack and damage rolls for unarmed strikes.
The ring gains 1 charge when you do damage with an unarmed strike (max 20 charges) and loses them all after a long rest.
Use 10 charges: Cast Lightning Bolt at 3rd level.
Use 20 charges: Cast it at 6th level (lvl 11+ only).
DC = 8 + proficiency + WIS
They said his fits were like lightning. They didn't realize how right they were.