AMAZFIT WATCH GTR 3

21-day Battery Life Easy 24 Health Management Powerful Zepp OS & App-support Classic Navigation Crown HD AMOLED Display Power That´s Built To Last: The Amazfit GTR 3 brings a kind of power and performance that´s going to stay with you for a long, long time. Even with the vast array of advanced functions assembled within its slim and light body, the GTR 3 maintains a refined elegance only found in classic round watches, and yet still finds a way to integrate a powerful battery which can last for up to 21 days.