Find your lost car keys, smartphone and abducted child. Yes, you read that correctly: There’s now a device that can locate your missing child (or wandering elderly grandmother). And the device that can do this is TINY.
Imagine a device that can be used as a keychain and not only locate missing people, but your dog that’s run off. Sanjay Chadha did, and the result is SafetyLink, which uses wireless technology combined with smartphones and cloud sourcing to provide community protection