Gps wristband

A sleek fitness tracker featuring a vibrant AMOLED display, built‑in GPS, heart rate and SpO₂ monitoring, Bluetooth 5.4 connectivity, and support for over 150 sports modes, all wrapped in an elegant obsidian black band.

The Fitbit Charge 4 is a smart bracelet that tracks fitness and has NFC capabilities. It comes in black and features an advanced fitness tracker, special edition woven granite/black color option, rose gold color face, and more.

Professional Running Posture: Running science and technology provided by China institute of sport science; Six-axis sensor; 7 kinds of running data; Foot strike pattern - Long Battery Life: 77m Ah Standby time: 21 days Normal using: 12 days, 40 hours in s