Amazfit GTS 4 Mini

GENERAL SPECIFICATIONSColorBlackDisplay Size42mmCase MaterialAluminumSeriesAmazfitShapeSquareFeaturesAlexa Built-in, GPS, Fitness Tracker with 120 Sport Modes, 15-Day Battery Life, Heart Rate Blood Oxygen Monitor, Android Phone iPhone CompatibleHARDWARE SPECIFICATIONSSensorsStep Counter Heart Rate Monitor Accelerometer Compass Ambient Light Blood OxygenDISPLAYResolution336 x 384Watch GlassTempered Glass , Anti-Fingerprint CoatingDisplay TypeAMOLEDWRIST STRAPClaspBuckleWrist StrapReplaceableStrap MaterialSiliconeCONNECTIVITYWirelessBluetooth 5.2InterfacesUSB Magnetic Charging CableOS CompatibilityAndroid iOSPOWERBattery LifeUp to 15 DaysBattery270 mAh Rechargeable Battery Position with Precision: Amazfit GTS 4 Mini smart watch supports 5 satellite positioning systems to help you make the most of your journeys into the great outdoors, and uses circularly-polarized antenna technology to improve positioning performance and accuracy..Water resistance depth:50 meters Alexa Built-in & Powerful Zepp OS: Easily set an alarm, ask a question, get a translation and more, with the Amazon Alexa feature of the watch. Packed with smooth & low power-consuming Zepp OS, which features over 10 mini apps, including the Home Connect third-party app, to help enhance your daily life. Health Made Effortlessly: Easily test your heart rate, blood-oxygen saturation and stress level simultaneously with a single tap of the smartwatch, for a result in as quick as 45 seconds. Also, this watch provides in-depth monitoring of sleep quality to keep you on top of your health. 120 plus Sports Modes & Smart Recognition: Walking, running, cycling, yoga, and more. Whichever activity makes you challenge yourself, you’ll likely find a sports mode for it on the fitness tracker watch. And Jump into action quickly with smart recognition of 7 Sports. Swim with Confidence: A water-resistance grade of 5  means the smartwatch can resist the equivalent of up to 50 meters’ water pressure. And whenever you fancy a trip to the pool or the beach, the watch’s Pool Swimming and Open Water Swimming sports modes can scientifically track your swimming data. Long-lasting Endurance: This ultra-compact smartwatch packs a powerful 270 mAh battery, bringing 15 days of endurance on typical usage and up to 45 days of battery life on battery saver mode.