The Zeblaze GTS 3 Bluetooth Calling Smartwatch features a large 2.03″ HD display with curved tempered glass and a sleek, lightweight design (11 mm, 20.7 g) for all-day comfort. It monitors health with heart rate, SpO₂, stress, sleep tracking, and menstrual cycle tracking. The watch offers 100+ sports modes, over 100 customizable watch faces, and supports Bluetooth calling, notifications, music, and camera control. Powered by a 280 mAh battery, it lasts up to 15 days (30 in power-saving mode) and works with Android 5.0+/iOS 9.0+ devices. Additional features include offline voice assistant, alarms, sedentary reminders, and weather updates.