Amulet of the Sun

A bright red and orange worn amulet, having 2 charges. On your turn, you can expend a charge to deal 2d6 radiant damage to a creature that you can see. After expending a charge, the amulet glows dim light for 10 feet around it. When the amulet is used under sunlight, no charges are expended. To regain a charge, the user must shine direct sunlight on the amulet for at least 15 minutes.