buy Smartwatch Xiaomi BHR7854GL Black . The Redmi Watch 4 from Xiaomi is a smartwatch designed for those seeking a balance between advanced technology, style, and daily functionality. It features a generous 1.97-inch AMOLED display offering a 26% larger viewing area than its predecessors, with a smooth 60 Hz refresh rate for a more fluid touch and visual experience. Its build includes a durable aluminum alloy frame combined with stainless steel details on the rotating crown, providing durability and an elegant design with black and gray color options, plus easily interchangeable straps thanks to the quick-release system. For health and wellness, it integrates an advanced 4-channel PPG sensor that improves accuracy in continuous heart rate monitoring and offers detailed sleep tracking, distinguishing deep, light, and REM sleep phases to enhance rest habits. It also monitors blood oxygen saturation, alerting by vibration if levels are low, and provides breathing exercise alerts to reduce stress when high levels are detected during the day. This model includes an independent GNSS chip compatible with five positioning systems, allowing precise activity tracking without carrying a phone. With over 150 sports modes, it suits various disciplines, including 18 water sports thanks to its 5 ATM water resistance rating and built-in features like automatic drainage. It also ensures user safety with a quick alert function activated by pressing the crown three times, sending a notification to an emergency contact. The high-capacity battery combined with an optimized low-power chip allows up to 20 days of normal use, recharging via a convenient magnetic charging system. The Redmi Watch 4 includes built-in speakers and Bluetooth connectivity for full and comfortable interaction with other devices. Overall, this smartwatch is an advanced and versatile option for those demanding precise health tracking, a wide range of sports functions, and a modern, durable design for everyday use. Product with plug: YesType of plug: Plug EUType of watch: SmartwatchColour: BlackGreyCharacteristics: Heart-rate MonitorStrapBatteryScreenSensorsAccelerometerIntegrated speakersTouchscreenWater resistantBuilt-in microphoneSleep monitor5 atmMultisportBlood oxygen level sensorTechnology: AMOLEDWater resistant: 5 atmMaterial: AluminiumTPUBattery type: IntegratedLitio IonConnectivity: BluetoothBluetooth Low EnergyStrap colour: GreyShape: RectangularIncludes: USB CableUser manualCamera: NoFunctions: Sleep monitorCardiac frequency monitorNot included: Mobile network connectionApprox. autonomy: 480 hoursShine: 450 CD / M²Screen: 1,97"