How do you check the battery life of your xbox 360 wireless controller?

I'm using a rechargeable battery pack and I just want to know how to check the amount of battery life that I have left. I know there is a way to check it on the xbox screen.How do you check the battery life of your xbox 360 wireless controller?Simply press the guide button on the controller, on the guide that pops up there is a battery icon simular to the one you see in cell phones, its in the upper left conner, this will tell you how many bars you have left.How do you check the battery life of your xbox 360 wireless controller?Press the guide button down, and it should display your battery level on the top left of your Guide.How do you check the battery life of your xbox 360 wireless controller?when you press the xbox guide butten, you will see in the top left corner the recharge buttonHow do you check the battery life of your xbox 360 wireless controller?press the big X button in the middle of the controller and look around the top of the menu and you will see it.