- Shimmering Vessel
- Quest Item
- Unique
- Use: Drain residual Light energy from the ailing Blood Elf Magisters beneath the Blood Knight sanctum.
- 1 Charge
- "A delicate container made of an indistinguishable material."
Source
This item is provided for 
[12] Claiming the Light.
Patches and hotfixes
Patch 2.4.0 (2008-03-25): Prior to 2.4 you used this item on the naaru M'uru.