Technical Specifications Display Size 1.47 inches Resolution 466 x 466 pixels PPI 317 Technology AMOLED color round screen Brightness 3,000 nits Lens sapphire glass ALS Sensor Auto-adjustable Watch Face Brightness Screen-on mode Raise-to-wake, and press-to-wake Connected System Requirements Android 8.0 or later; iOS 13.0 or later Health "Emotional wellbeing ECG(Supported only on Pro) Heart rate monitoring Stay Fit Automatic SpO2 measurements TruSleep Cycle Calendar Stress monitoring Breathing exercises" Fitness "40-meter free diving(Only Pro) Golf course(Only Pro) Trail run: altitude profile(Only Pro) Cycling virtual power FTP during cycling Workout maps (Geomorphic maps and contour maps supported only on Pro) Creative routes (RouteDraw) Phone-watch linking for cycling Auto-detect workouts 100 workout modes AI running plans Voice exercise guidance(Available only in certain languages) Route back Route import and export Training load" Notifications "Bluetooth calling message viewing¬ification, replying to messages(text reply, emoticon reply, not supported on iPhones) voice assistant (not supported on iPhones) voice call notifation (only message viewing supported on iPhones)" Microphone Supported Speaker Suppo rted Motor Linear motor Buttons Power button, function button, support for operations such as pressing and holding, pressing, and rotating the watch crown Sensor "TruSense Accelerometer + Gravity sensor (A+G) Magnetometer Ambient light sensor (ALS) Barometer Depth sensor(Only Pro) Coulobmeter PPG heart rate sensor Body temperature sensor Compass" Water resistance level 5ATM, IP68, IP69 Battery capacity 86 7mAh Battery Lithium-io n polymer battery "Theoretical operating time" "12 days given typical usage; 21days given light usage; 7 days with AOD enabled " Charging time approx. 95 minutes (at an ambient temperature of 25°C) Charger voltage and current requirements 5–10 V, 2 A Charging cradle Wireless charging cradle Legal text * Typical and Light usage scenarios are based on the majority of users' habits. Actual battery life depends on user habits and usage frequency Connectivity Wifi Supports 2.4 GHz Wi-Fi, which is used only for accelerating Bluetooth transmission and does not support connecting to routers. GPS Supported NFC Supported Bluetoo th BT 6.0, BLE/BR/EDR Material Watchcase "Front case: titanium alloy Rear case: black ceramic " Watch strap "Material: Fluoroelastomer Strap Width: 22mm Wrist circumference: 140-210mm" Weight "Approx. 56g (excluding the strap) with Fluoroelastomer Strap:approx. 79 g" Product dimensions(L,W,D) "45.6 mm x 45.6 mm x 11.25 mm (45.6mm is the diameter of the decorative ring on the watch body; 11.25mm is the size of the screen edge to the bottom case, excluding the raised part of the sapphire glass and the heart rate sensor area.)" Packaging info In the box HUAWEI WATCH GT 7 Pro Charging cradle (including the charging cable) Quick start guide Safety Information Warranty Card