Description: JS ULTIMATE2 1.53 INCH BT CALL SMART WATCH RDFIT APP WITH 2 STRAPS (SILICONE STRAP/STEEL BELT) GOLD STYLE –Detail:SPECIFICATION CPU:Realtek 8763EWE  Battery：260mAh capacity polymer,Full charge in 180minutes  Screen：1.53 inch resolution 360*360  Heart rate:LC11S  Bluetooth：BT3.0/Ble5.1  WaterproofIP67  Touch Panel：Full touch screen (COB) G F  Sensor：SC7A20-E  Charging method：Wireless charging   Watch case：Zinc CNC processed PC cover  Watch strap：silicone strap / Steel Belt