Ring of Fire Storms

Jewelry Ring

Item Details

Utility 57
Bonus Level 29
Dyeable No
Sellable Yes
Tradeable Yes

Restrictions

Level Required 49
Usable By
All Classes

Magical Bonuses

Basic
Dexterity 15
Thrust Resist 6%
Cold Magic 4
Earth Magic 3

Primary Ability

Power Regen Level 49
Charge (30 max)


Raw Item JSON

{
  "sell_value" : 37719,
  "requirements" : {
    "level_required" : 49
  },
  "bonus_level" : 29,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "Orshom Brond" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 103,
  "utility" : 57.0,
  "delve_text" : " \nMagical Bonuses:\n- Cold Magic: 4 pts\n- Earth Magic: 3 pts\n- Dexterity: 15 pts\n- Thrust: 6%\n \nLevel Requirement: 49 Level\n \n \nCharged Magic Ability:\n- 30 Charges\n- 30 Max\nFunction: power regen\n \nTarget regenerates power during the duration of the spell.\n \nValue: 3\nTarget: Self\nDuration: 10:00 min\nCasting time:      3.0 sec\n \n- This spell is cast when the item is used.\n \nCan use item every: 1:30 min\n \n \nBonus Level: 29\n",
  "slot" : 15,
  "abilities" : [ {
    "max_charges" : 30,
    "spell" : 3820,
    "magic_type" : 6,
    "power_level" : 49,
    "position" : 1
  } ],
  "artifact" : false,
  "material" : 0,
  "name" : "Ring of Fire Storms",
  "usable_by" : [ 0 ],
  "realm" : 0,
  "id" : 23885,
  "category" : 5,
  "use_duration" : 90,
  "bonuses" : [ {
    "id" : 68,
    "type" : 2,
    "value" : 4
  }, {
    "id" : 69,
    "type" : 2,
    "value" : 3
  }, {
    "id" : 1,
    "type" : 1,
    "value" : 15
  }, {
    "id" : 3,
    "type" : 5,
    "value" : 6
  } ],
  "ability_tags" : [ "fn_enhancement_power_regen" ]
}
How is utility calculated?