If you're passionate about computers and electronics, if you're on the cutting edge of technology and no detail escapes you, buy Amazfit GTS 4 White 1.75" Brown 43 mm smart watch at the best price. Immersible: 5 atmFeatures: Magnetic chargeWater resistantAccelerometerBarometerTouchscreenAmbient light sensorGyroscopeHeart rate monitorAlarmBuilt-in microphoneDistance traveledTimerSleep monitor5 atmCall and message notifications12 / 24h formatMultisportGeomagnetic sensorBlood oxygen level sensorDisplay with rounded cornersBattery: 300 mAhFunctions: Heart ratePedometerSleep monitorColor screenCalorie consumptionHeart rate monitorColor: WhiteBrownScreen: 1.75 "Plug-in product: YesSocket type: EUType of closure: BuckleApprox. charging time.2 hoursConnectivity: BluetoothGPSBluetooth 5.0GlonassBeiDouGalileoBluetooth Low EnergyType: TensiometerCountry / region of manufacture: ChinaMaterial: AluminumBattery type: IntegratedOperating system: AndroidShape: RectangularSquareComposition: NylonCompatible: SmartphoneTechnology: AMOLEDCapacity: 300 mAhCasing diameter: 43 mmIncludes: TimerChargerUser manualStrap: RemovableResolution: 390 x 450