WS ULTARA SMART WATCH Product Name WS83 MAX Ultra smartwatch Display Screen 2.03 inch IPS color Full Touch screen, 420*485 resolution Charging Time 1.5 to 2 hours FLASH memory 1GB Battery Capacity 320mah Colors Black+Black, Silver+Gray, Gold+Orange, Blue+Blue Compatible System For Android 5.0 & IOS 9.0 or above Major function 1. Monitoring of blood oxygen, blood pressure, heart rate 2. Information/water drinking/long sitting reminder, sleep mode 3. 120+Sports modes (walking, cycling, running, mountain climbing, indoor running, recording and so on) 4. Menu style (all stars,nine houses, gears etc.) 5. Weather, calendar, stopwatch, calculator, games, raising your hand to light the screen 6. Time setting, profile (no disturbance, ringing only, vibrating only, vibrating and ringing), brightness, language setting, password lock, sidebar, factory restoration, and about this device 7. BT call, BT music 8. Offline payment, ECG APP Languages Simplified Chinese, Traditional Japanese, Korean, English, French, German, Italian, Portuguese, Spanish, Russian, Turkish, Hebrew, Thai, Arabic, Vietnamese, Burmese and Ukrainian. Waterproof Level IP68 waterproof App Name Wearin Charging Type Wireless Charging