Top gadgets at Mobile World Congress 2019

A LIKU baby humanoid robot is demonstrated on the Torooc Inc. stand on the opening day of the MWC Barcelona in Barcelona, Spain, on Monday, Feb. 25, 2019. At the wireless industry’s biggest conference, over 100,000 people are set to see the latest innovations in smartphones, artificial intelligence devices and autonomous drones exhibited by more than 2,400 companies. Photographer: Stefan Wermuth/Bloomberg

BARCELONA: From a tiny robot which strikes a pose when you point a camera at it to earbuds that translate languages, here are five eye-catching devices on display at the Mobile World Congress trade fair which opened Monday in Barcelona:

Smartphone-controlled light bulb