Amazfit GTS 4 Mini Smart Watch for Women Men, Alexa Built-in, GPS, Fitness Tracker with 120+ Sport Modes, 15-Day Battery Life, Heart Rate Blood Oxygen Monitor, Android Phone iPhone Compatible-Black

【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. Supported Application:GPS,Voice Control,Multisport Tracker,Heart Rate Monitor,Sleep Monitor. Connectivity technology:Bluetooth. Wireless comm standard:Bluetooth 【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 Effortless】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 ATM means the smart watch 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 mega-powerful 270 mAh battery, bringing 15 days of endurance on typical usage and up to 45 days of battery life on battery saver mode.