ID115HR Smart Band Call Reminder Multi sport Fitness Tracker 0.86 inch OLED Heart Rate Sports Smart Wristband Bracelet| | - AliExpress
Bluetooth Wristband Smart Bracelet Watch Heart Rate Pulse Tracker Fitness Black | eBay
ID206 smart watch, built-in fitness tracker, with heart rate and blood oxygen monitor, sleep monitor, compatible with iPhone and Android, black - KENTFAITH
Review and how to set up a generic fitness tracker with VeryFitPro app - (Amazon) - YouTube