1-1.85 inch high-definition full touch narrow border full screen color screen, resolution 240X286 pixel; 2. Narrow edged ABS frosted electroplated case with a 22mm replaceable strap (default silicone strap, steel strap/strap optional); 3- The latest Ruiyu RTL8763EWE single core multimode communication chip, capable of making calls with only app links, stable performance, low power consumption, and simple operation 4-3 sets of UI styles, 70anddial options, support for DIY, 113andsports modes, 21 languages in multiple countries, 100 local contacts, etc; 5-Making and answering phone calls, Bluetooth music, SOS one click distress, female physiological cycle, weather, real-time heart rate/blood oxygen/body temperature monitoring