Combo Of Zeblaze GTS 3 Pro and Zeblaze BTALK 2 Lite

Display: 1.97″ Ultra Large HD AMOLED, 415 x 505 pixels resolution
Battery capacity: 260 mAh Li-Pol
Battery Life: Up to 15 days (Typical Usage)
Continuous voice Calling: Up to 365 minutes
Charging Time: About 1.5 hours
Bluetooth version: 5.2
Compatibility: Android 5.0 and iOS 10.0 above
App Name: FitCloudPro
Health Monitoring: Heart Rate Monitor, Sp02 monitoring, Sleep Monitoring, Breathing Training, Women’s health tracking
Workout Modes: Running, Walking, Outdoor and Indoor sports, Combat sports and 100+ others
Water-resistant: IP68
Operating Temperature: From -40° to 55°C. Temperatures below -40°C may affect battery life and performance.