Were you aware that you could now use your iPhone’s camera flash as an indicator light? Of course you can and here’s how.

Note – This tip works on the iPhone 4 and iPhone 4S using iOS 5

First go into Accessibility using the Settings app (General > Accessibility). Next, select LED Flash for Alerts and simply turn it on.

LED Setting

Now, whenever you receive a new alert, you’ll see your iPhone’s camera flash blinking as well.