NEI addon. You should ditch technic anyway, you don't propably even use half of the mods.
I have the NEI addon that shows the EU value of tools, weapons, etc as they are being recharged. I am trying to figure out how it was that hovering the mouse cursor over the red lightning bolt (power indicator) on the GUI of the machines would tell you how much EU/t the machine required.
Here's a picture of the area that I am talking about..