Greater Helm of the Elements

From the Harbinger quest.

Greater Helm Of The Elements
Value: 8,000 300 Burden Units
A plumed helm infused with the power of the Elements. A soft glow surrounds the helm and storms can be seen waxing and waning within the crystal plume. It is unusually light. Armor Level 400 Covers Head Your level must be at least 120 to wield this item. Casts the following spells: Web of Deflection, Web of Defense, Force to Arms, Brogard's Defiance Armor Level 400 Slashing: Below Average (200) Piercing: Below Average (200) Bludgeoning: Below Average (200) Fire: Unparalleled (800) Cold: Unparalleled (800) Acid: Unparalleled (800) Electric: Unparalleled (800) Activation Requirements: Melee Defense: 300 Spellcraft: 310 Mana: 2400 Mana Cost: 1 point per ?? seconds.