Model: T900 Pro Max L 100% orginal Ultra low power chip Compatible Systems: Android5.0 above IOS9.0 above Screen size: 1.92inch Resolution: IPS 282*320 Screen: HD full touch screen BT: BT 3.0/4.0 Waterproof Level: IP68(soak in water for less than 30 minutes ). Note:Don't use in water Battery Capacity:3.7V/200mAh Double button, rotary button, 5 sets of themes Watch Function: 1. 5 sets of UI menu styles (grid, sky stars, Jiugong grid, list and box), games, language settings, blood oxygen, heart rate, water drinking reminder 2. Sports (walking, cycling, running, mountain climbing, indoor running, recording), weather, calendar Sedentary reminder, stopwatch, computer, call record, notification message, Bluetooth music, sleep mode, step counting, remote photography, alarm clock, dial Settings (time setting, profile {no disturb, ring only, vibration only, vibration and ring only, brightness, language setting, password lock, sidebar, restore factory, about this machine), Siri (double click on the screen to wake up), about, brightness, find mobile phone, dial, contact, blood pressure, restore factory, thermometer, raise your wrist, bright screen, APP QR code, breathing, flashlight. 3. Sliding split screen: (Bluetooth, flashlight, brightness adjustment, sports mode, system selection, Bluetooth Music). 4. Right sliding split screen: weather, APP QR code, date, 4 common shortcut menus (step recording, heart rate, sleep reminder, setting). 5. Slide up split screen: enter the system. Right sliding split screen: switch wallpaper. Side key (above): press once (enter the system), double click (menu style switching), and return key. Side key (below): click (wake up / turn off the screen), long press (turn off), and return to the home dial. App Language: English (default), Simplified Chinese, French, Spanish, Polish, Portuguese, Italian, German, Turkish, Russian, Czech, Arabic, Hungarian, Greek, Persian, Filipino, Malay, Indonesian, Vietnamese, Swedish. Package including: 1* Smart Watch; 1* Charging cable 1*Manual 1* Retail Box