• Conductive Seal
• Item Level 239Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
• Unique-Equipped
• Finger
• +52 Stamina
  +48 Intellect
  +39 Spirit
• Blue Socket
• Socket Bonus: +5 Spell Power
• Requires Level 80
• Equip: Improves haste rating by 55.
  Equip: Increases spell power by 75.
• Sell Price: 7 56 23

Source

This item can be found inside Cache of Innovation after defeating Mimiron on hard mode in the 25-man version of Ulduar.

Patch changes

• Patch 3.1.0 (14-Apr-2009): Added. 
  

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB