Not only for all passionate athletes, but for all users of smart electronics, here are the new Amazfit GTR 3 Black watch. Smart watches excel in a thin durable case and low weight. The sleek 1.4" round display has 326 PPI softness. You can choose one of more than a hundred dials, 15 of which are animated, to create a unique style. Imagination knows no bounds and you can create your own Amazfit GTR 3 Black watch dial. The 6PD BioTracker PPG 3.0 biometric sensor can monitor multiple health metrics at once, you can look forward to heart rate monitoring, blood oxygen level or stress levels, you will have more than 150 sports modes at your disposal. Amazfit smart watches can recognize your activity and start sports mode automatically. You can use the services of Amazon Alexa voice assistant, thanks to which you can handle many things with just your voice and still have your hands free. Amazfit GTR 3 watches are fully charged in 2 hours and has a maximum life of up to 35 days (21 days in smart mode and 10 days of active use).