The LTE version of the successor of the Amazfit GTR 2 series is on its way to make debut in the international market. Huami has received specific certificates from FCC filing that makes a way clear to launch the watch. It is not the only product that will see global regions. The Amazfit T-Rex Pro and Health Watch Pro are also in the line. The T-Rex Pro model will follow the success of the original smartwatch, and Health Watch Pro could be a combination of watch & fitness tracker.
All the functions will carry some more features with them. Amazfit GTR 2 is available in the market, but it misses the LTE connectivity. These days it is common to have LTE functionality on most premium watches. With the 4G LTE, users can make a call & send messages from the watch and forget their watch at home. The ECG & Spo2 functions will come with Health Watch Pro, at least for now in China. The new Watch Pro is dedicated to fitness lovers, so it will receive all the essential functions.
For the ECG function, Still FDA & other authorities in the major countries have to give a certificate to Huami, and that could take some time. All these mentioned watches have gone through FCC listing, which indicates an imminent launch in the US market. The official release date has not yet been disclosed by the Chinese company.