XINDADA U8 Ultra AMOLED Smart Watch Men Women Android 9.0 Galaxy Watch 7 4G SIM Card WiFi GPS NFC Rotating Camera Sport Smartwatch 2025 (Gray,4+64GB)

Android 9.0, WiFi connection, 4G Network, Phone Call, Online APP market (Downlaod APP), Gooogle play store, Face unlock, Browser, Calculator, Calendar, Contacts, Albums, Messaging, Music, Connect to TWS earphone, Stopwatch, Maps, Super power saving mode, One-click cleanup, Alarm, Playing video, Flashlight, Sound recorder, Sports, Bluetooth assistant, Heart rate, Sleep, Dial market, sedentary, Walk, Compass, File explorer, Whatsapp, Game, Raise to wake up , Cover to turn off the screen ➤NFC (Do not support NFC payment ): The watch has a built-in NFC chip, there is no NFC software icon on the watch, you only need to use the watch as an NFC access control card, record the NFC ID of the watch through the access control system, and then the watch can be used as an NFC access control card. (1). The NFC of this watch only supports as IC door cards with a frequency of 13.56MNZ (applicable to 80% on the market), does not support other functions. (2). The fingerprint lock enters the administrator mode-add-card-write. (3). Encrypted access control of the community needs to be written in the community property management office. ➤Waterproof: It is no waterproof, do not allow to swimming and bathing. It is not allowed to soak the watch in water! (Please be careful to avoid corrosive liquids like hand sanitizer, soap enter the watch and cause component damage.) ➤Please use the original charging cable of the U8 Ultra to charge the watch, other models of cables cannot support charging. ➤Please use a 5V1A (5W max) power adapter to charge the watch, otherwise the watch may not charge and damaged!