Designed by three students at the University of Pennsylvania, Vigo also lets users take pictures on their phone by winking, receive LED light notifications when they get a text message and even control PowerPoint slides by blinking. The device weighs around 20 grams, is activated through Bluetooth 4.0 and works with any iOS or Android device, including phones and tablets.
via Health News Headlines - Yahoo News http://news.yahoo.com/correction-device-stops-dozing-off-100737942.html
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