PURRL E78 - 0.96 inch

System requirements: Android 4.4 and higher, IOS 8.0 or higher, support Bluetooth 4.0 Bluetooth version: BLE 4.0 Memory: 32M-bit flash memory, 96k bytes of memory Bluetooth chip: DA14585 Heart rhythm module: HRS3300 Screen display: 0.96 inch IPS color screen 80X160 Battery capacity: 100mAh Standby time: about 2 weeks Working time: about 1 week Physical button: one touch Motor: built-in vibration reminder Charging interface: USB charging Waterproof rating: IP67 Sensor: gravity sensor KX023 APP function: SUOTA function, upgrade the bracelet firmware through APK / APP APP name: JYouPro Reminder: (IOS system is in the store, Android phone has been downloaded and installed in the application treasure search JYouPro)" Bracelet user interface language: Chinese, English, Japanese APP supported languages: Chinese/English/Russian/Hindi/German/Italian/Czechoslovak/Dutch/Portuguese/Spanish/Arabic packing list: 1X smart watch 1X Instructions