A tool that promises to spin roughly any unchanging watch into a smartwatch is being grown in a US.
The Chronos pad can light adult and quiver when your smartphone receives new messages or calls.
It is approaching to cost $99 (£66) when it goes on sale in 2016, creation it reduction costly than an integrated smartwatch.
However a device does not have a shade or voice control as found on many fully-featured devices.
The company’s co-founder Mark Nichol told BBC record contributor Chris Foxx he had focused on including a many ‘critical’ functionality.