Amazfit GTR - 42 mm - starry black - smart watch with strap - silicone - black - display 1.2" - Bluetooth - 0.9 oz

Key Features and Benefits:

• Water resistant up to 5 ATM and high-precision GPS
  Amazfit GTR is water resistant to a depth of 50 meters, which is comparable with traditional watches, so you have nothing to worry when wearing it in daily life or swimming. Moreover, the high-precision GPS positioning system is continuously optimized to provide rich exercise data for your outdoor exercise.
• 12 sports modes, from swimming to skiing
  The Amazfit GTR provides 12 sports modes, from daily activities such as walking, running or swimming, to climbing and skiing, so you'll be able to learn about your exercise status and improve overtime.
• A more advanced full-scale heart-rate monitoring system
  The Amazfit GTR, integrated with the BioTracker PPG biological tracking optical sensor and an algorithm developed by Huami, offers advanced full-scale heart-rate monitoring. It not only provides a 24-hour ceaseless high-precision heart-rate monitoring, but also provides functions such as vibration alerts on heart rate much too high or out of heart rate range while exercising, and recording and viewing fat-burning range, making exercise more scientific and healthy.
• Count your steps, improve your sleep, play music: everything you need in daily life
  As long as you wear the Amazfit GTR, it will quietly count your steps and the volume of your exercise all day long. When you fall asleep, it will record your sleep condition in detail, and allows you to remotely control the music playing on your mobile for a hands free exercise experience.