Lumos bike helmet adds Apple Watch gestures to control turn signals | Engadget
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Cyclist Helmet Turn Signals : led signal light
Third Eye Design Introduces Revolutionary HelSTAR Helmet Mounted Brake/Turn Signal Light | Cycle World
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LUMOS – A Bike Helmet with Turn Signals
This smart bike helmet with turn signals instantly makes night riding safer - Yanko Design
The Lumos smart bike helmet has built-in turn signals - The Gadgeteer
A bike helmet with turn signal lights will make rides a whole lot safer | Mashable
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Lumos Helmet | The World's Smartest Bike Helmet – Lumos Helmet US