Looming US import tariffs on some of the hottest gadgets among younger consumers, from vaporisers to electric scooters and 'smart home' devices, threaten to drive up prices

► Subscribe to FT.com here: http://bit.ly/2GakujT

► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs

For more video content from the Financial Times, visit http://www.FT.com/video

Twitter https://twitter.com/ftvideo
Facebook https://www.facebook.com/financialtimes