From Guild Wars 2 Wiki
When you apply an aura to yourself, grant that aura to all nearby allies as well.
- Number of Targets: 5
- Radius: 600
— In-game description
- All effects of traits which enhance use of auras are transferred to affected allies. This also includes gaining Shocking Aura through Tempest Defense or gaining Frost Aura through Soothing Ice, Unstable Conduit or Elemental Bastion. This excludes Arcane Resurrection.
- Auras granted by combos do trigger Powerful Aura, except for Light Aura.