Here’s the World’s Smallest Device That Can Help the Blind Move Around Freely and Even Run

This small ring-like gadget developed by an Indian is a breakthrough for the blind - it can make the white cane obsolete and radically improve mobility for the visually disabled.

UPDATE: This article has been removed since Abhinav Verma was  accused in a fake currency racket, and The Better India will not promote the work of someone involved in unethical practices. 

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