[Netcom 4g] Built-in nano sim card slot, support 4g independent calls and 4g high-speed internet. Wifi is also supported to meet your different needs [Powerful chip and processor] Equipped with 64-bit octa-core mt6762 processor and powered by Android 10.7, appllp 4 runs at a speed of up to 2.0GHz , providing you with smooth operation and supporting various Google Play services. [Large] Memory The watch has ultra-large storage capacity with 4GB RAM and 128 ROMs. Massive files can be stored at will, say goodbye to lag. [HD Dual Camera] 8.0MP side camera auto focus brings super clear and blur-free images. With the 2.0MP front camera, you can make video calls on your wrist and enjoy Face ID unlock in 0.1s. [Exquisite workmanship] 1.6 inch large screen with 400*400 high resolution gives you a wonderful visual experience. Ceramic bezel + ceramic button shield show stunning elegance with best network signal. [Fitness Activity Tracker] Various exercise modes, support heart rate measurement and pedometer/mileage/calorie detection, where GPS can be used to record your exercise routes accurately . [IP67 Waterproof] Find the ip67 waterproof standard, can be used for hand washing or splashing water, easily adapting to various environments. [Strong Resistance] With built-in low power consumption BT chip and 900mAh battery, it provides long-lasting battery life for daily use after only one full charge. [More functions] Listen to frequency monitoring, breathing training, maps, browser, calendar, camera, gallery, music, file manager, alarm clock, recorder, weather, app store, face unlock, do not disturb mode, theft, etc. Note: * Read the user manual carefully before using this product. * The device only supports nano sim card. * Supported network frequency: GSM: 850/900/1800/1900 WCDMA: B1/B2/B5 TD-SCDMA: B34/B39 LTE-FDD: B1/B2/B3/B5/B7/B8/B12/B17/ B20 LTE-TDD: b38/ b39/b40/b41 (100mhz) Parameters: Screen: 1.6 inch full touch screen Resolution: 400*400 BT: 4.0 OS: Android 10.7 Compatibility: android 6.0 and above or ios 11.0 and above Processor: mt6762 octa-core Memory: 4g ram+128g rom Front camera: 2.0 MP Camera side: 8.0 MP sim card: nano sim card Battery capacity: 900 mAh Power bank battery power supply: 900mah Play time: 6h Call time: 3h Standby time: 40h App: Gao Fit Language: Chinese (Simplified), Chinese (Traditional), Japanese, Korean, English, French, Russian, German, Dutch, Portuguese, Arabic, Persian, Brazil, Portugal, Malaysia, Italy, Turkey, Thailand, Vietnam, India, Indonesia, Greece, Spain, Czech Republic and other languages (Optional) Features: Brand: LOKMAT Model: APP LLP 4 Case material: Ceramic Strap material: Silicone Black color Water resistance level: ip67 Dial size: 49.5*55.5mm Dial thickness: 17mm Belt width: 22mm Weight Item Weight: 76g/2.68oz Package List: 1*Smart Watch 1*Power Bank 1*Magnetic Charging Cable 1*Micro-B Charging Cable 1*User Manual (Chinese, English) , German, Italian, French, Russian, Spanish, Portuguese, Japanese)