GT5 Buds 1.39" Full Touch 2in1 Build-in Tws Earpods Round Smart Watch (App: hryfine) Features: 1.39 inch HD Screen resolution 360*360 The standby time is about 30 days, and the working time is about 3-5 days Main Chip: RTL8762DT Health Monitor: Heart Rate,Blood pressure,oxygen,ECG Compatible mobile phones: Android 5.0 and above, IOS 9.0 and above Breathing training, Dial push, Stopwatch, Brightness adjustment, Multiple sports modes, Sleep tracking, Heart rate monitoring, Apps notifications, Remote music control, Remote camera control, Weather, Find my phone (requires connection with phone), Bluetooth calling, Bluetooth music, Password protection, Calculator, Split-screen display, Quick widgets, Meteorology. Specifications: Model: GT5 buds Waterproof Standard: IP68 Battery capacity: 300mAh APP: Hryfine Bluetooth version: 5.0+4.0 Screen: full touch Screen Size: 1.39" Package Included: 1 x Smart Watch 2 x Straps 1 x TWS Earpods 1 x User Manual