Increases Ability Energy. Upgrading it reduces cooldown and also reduces ability energy decay when standing still.

• Effect 1
  Lvl 1: Increases ability energy to 680
  Lvl 2: Increases ability energy to 760
  Lvl 3: Increases ability energy to 840
  Lvl 4: Increases ability energy to 920
  Lvl 5: Increases ability energy to 1000
• Effect 2
  Lvl 1: Reduces cooldown from 55 sec to 50 sec
  Lvl 2: Reduces cooldown from 55 sec to 48 sec
  Lvl 3: Reduces cooldown from 55 sec to 46 sec
  Lvl 4: Reduces cooldown from 55 sec to 44 sec
• Effect 3
  Lvl 1: Reduces ability energy decay by 50%. Reduces ability energy per shot from 100 to 93.
  Lvl 2: Reduces ability energy decay by 75%. Reduces ability energy per shot from 100 to 90.