This watch hearts your heart
BARCELONA, Spain--The Mio Alpha can monitor your heart rate, sync data to smartphone apps, and track when you're in your optimal exercise range.
Bright LED eyes
On the underside of the Mio Alpha are two bright green LEDs that help the watch sense your heart rate through skin.
A real wrist computer
The I'm Watch is a full-fledged Android computer strapped to your wrist. Running a modified version of Android 2.1, the touch-screen gadget lets wearers access custom applications.
Tell the time around the world
Preloaded on the I'm Watch is a slick-looking world clock app. It displays the current time in various time zones.
Umoove is a technology that watches your eye movements so that you can control tablets and smartphones with your gaze.
The Sci Fi eye scan
Eyeverify relies on phones with front-facing cameras 2 megapixels or higher to use eyes as passwords. The app looks for signature veins at the edges of each eye that act as biometric identifiers.