You can recharge expended energy cells using spell slots. One level equals 3 charges. You have proficiency with ability checks made to investigate, repair or modify magical or technological items. Your proficiency bonus is doubled when making such an ability check. Artificers that wear this Tiara gain one extra attunement slot, up to a maximum of 6.

Notes: Twice Proficiency: Ability Checks, Bonus: Proficiency Bonus, Buff, Headwear