CES 2018: Wireless recharging while on the move

Wireless recharging is gaining in popularity, but most of today's solutions require a mat that is itself plugged into the mains.

But one company at the CES trade fair is showing off a solution that can pinpoint a remote device to recharge over-the-air, even when moving in a car.

BBC Click's Spencer Kelly reports.

Read and watch all our coverage from CES

See more at Click's website and @BBCClick.