The WakeMate, a sensor-laden wristband packaged with sleep analysis software, determines the optimal wake-up point in your REM cycle and adjusts your alarm for that moment. It also lets you say you really use your iPhone 24/7.
From the product page:
Problem: Traditional alarm clocks wake you at a random point in your sleep cycle, leaving you feeling groggy.
Solution: The WakeMate will analyze your sleep to find the optimal time for you to wake up. You will feel refreshed and energized e...