You channel arcane energy into a nearby item, using your arcane reservoir of power to activate it.

Daily   ✦     Arcane
Immediate Interrupt      Close burst 10

Trigger: An ally within 10 squares of you uses a magic item daily power

Target: The triggering ally

Effect: The target does not count the triggering magic item power toward his or her limit of magic item daily power uses.

Published in Eberron Player's Guide, page(s) 67.