The MiBand3 fitness bracelet is one of many devices supported by #GadgetBridge, Free software that doesn't send your data to third-parties / #GAFAM. It has alarms, calls (callerID) & SMS (text) notifications, heartbeat, date & time.

About a month ago (aug. 2017), the new xWatch smartwatch, xWatch EX18 was leaked online with nothing but a photo showing the watch. Time has come and the EX18 is officially revealed with its killer feature being its superb battery life. This is accomplished mainly due to the different display type that in neither LCD nor OLED. It is the kind that existed in older type of watches.