The front door that parcel thieves hate
Media playback is unsupported on your device
Video

CES 2019: The expanding door that fights parcel thieves

An expanding door that locks away small parcels and calls the police if larger ones are stolen is on show at the CES tech expo in Las Vegas.

Its developers suggest the innovation is more secure than Amazon's own solution to the problem of parcel thieves.

It looks a bit clunky, but Chris Fox tried out the invention to see if it worked in practice.

Read and watch all our CES coverage at bbc.com/ces2019

  • 09 Jan 2019
Go to next video: Hands on with the smart plank of wood