Independent Cube of Force
Aura: moderate evocation
CL: 10th
Slot: none
Price: 70,000 gp
Weight: 1/2 lb.
Construction Requirements: Craft Wondrous Item, wall of force; Cost 35,000 gp
Source: Classic Treasures Revisited, p. 13
Description
The independent cube of force functions exactly like a cube of force except that it remains activated when dropped or set down. Anyone can pick up and deactivate the item or change the active type of wall; otherwise it shuts off when it runs out of charges.