Best of technology at CES

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Francesca Vengel of Perfect Corp uses a YouCam Makeup app to see what she would look like with purple hair at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

Workers prepare displays in the lobby of the Las Vegas Convention Center in preparation for 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019. REUTERS/Steve Marcus

I.P. Park, president and chief technical officer for LG Electronics, speaks on 5G connectivity during a keynote address at the 2019 CES in Las Vegas, Nevada, U.S. January 7, 2019.

Coleen, a smart, electric bicycle with built-in GPS and navigation, is displayed at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

Kuan-Ling Liu of Ganzin Technology models the Ganzin Aurora eye tracker module, which can be used to control a variety of function using eye movement, at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

A Numii system by AIO, modules that collect data to improve worker health, is displayed at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

The Harley Davidson LiveWire electric motorcycle, developed in collaboration with Panasonic Automotive, is displayed during a Panasonic news conference at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 7, 2019.

An Artie 3000, a basic coding robot for kids by Educational Insights, is displayed at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

A Solar Cow battery charging station for schools, designed to encourage parents in developing nations to send their children to school in exchange for battery power, is displayed at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

Yoon Lee, a Samsung America senior vice president, has his vital signs taken by Samsung Bot Care, a healthcare robot, during a Samsung news conference at the 2019 CES in Las Vegas, Nevada, U.S. January 7, 2019.

Bob Carter, executive vice president of sales for Toyota Motor North America, speaks about mobility during a Toyota news conference at the 2019 CES in Las Vegas, Nevada, U.S. January 7, 2019.

A Cosmo Communicator, a combination of laptop, phone and camera, is displayed at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

Arvin Baalu, vice president of product management at Harman International, talks about the Samsung Digital Cockpit during a Samsung news conference at the 2019 CES in Las Vegas, Nevada, U.S. January 7, 2019.

I.P. Park, president and chief technical officer for LG Electronics, talks about autonomous driving vehicles during a keynote address at the 2019 CES in Las Vegas, Nevada, U.S. January 7, 2019.

Codi, a story-telling robot for children, is displayed at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

Moodo smart-home fragrance diffusers, which can mix custom aromas via a smartphone app, are displayed at "CES Unveiled" during the 2019 CES in Las Vegas, Nevada, U.S. January 6, 2019.

Edwin Bull, president of Van Dessel Cycles, does a wheelie on the Van Dessel Passepartout e-bike, during a Panasonic news conference at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 7, 2019.

Arvin Baalu, vice president of product management at Harman International, stands below an image of a car interior during a Samsung news conference at the 2019 CES in Las Vegas, Nevada, U.S. January 7, 2019.