Smart Watch Alexa Built-in Fitness Tracker Heart Rate and Blood Oxygen Monitor

Main Features: 20 sport modes: A must-have smart watch for sports enthusiasts, it has 20 built-in sports modes, which can record exercise duration, heart rate and other data for you to establish healthy and reasonable exercise habits. Accompany your sleeping: Wearing the watch to bed to record and analyze your sleep quality, to take care your health from day to night. Variety of screen interfaces: Multiple choices of dial plates with display of such as time, date and step number,  brings colorful experience to your life. Sedentary reminder: Turn on the sedentary reminder. If the continuous sedentary time reaches the time you set, the watch will remind you to move. Magnetic charging, long battery life: Full charge for two hours brings seven days of battery life, which is friendly design for outdoor hiking and excursions. Specification: Model: GT5S Size: 1.69inch Resolution: 240*280 Battery capacity: 175mAh Waterproof: IP68 Charging way: Magnetic charging Charging time: 2H Strap