article_snippet.sent: The credit card-sized gadget also locks devices again as soon as a user moves out of range at a distance of 10 feet (three metres).
article_snippet.sent: The credit card-sized gadget (illustrated) also locks devices again as soon as a user moves out of range. 
article_snippet.sent: From then on, their phone automatically unlocks when their move within 10ft (three metres) of it.
article_snippet.sent: In the future it will be possible to change the proximity needed for the card to unlock the phone.
article_snippet.sent: So you could set it for 30 feet (9 metres) when you're in your house so you don't have to put in your pin at home, but when you're out you might want it so it only unlocks when the card is in your hand, so you could set the card to one foot proximity,’ he explained.
highlights_snippet.sent: Gadget also locks a chosen device when a chosen device is moved out of range .
  