Amazfit GTR 2E - Slate Grey A Work of Art on Your Wrist - GTR 2e comes equipped with a 2.5D 1.39" AMOLED HD display. With 326ppi pixel density the display is clear and vivid. It means displaying time or your favourite apps is easy to read. The always-on display enables you to view t Exercise to the Fullest - Track Your Every Move - Featuring +90 sports modes you can monitor critical workout data such as heart rate, distance travelled, speed and calories burned to help track and improve your athletic performance. Get deeper performance analysis once synced to the Zepp App. Powered for Maximum Performance - Featuring a sophisticated circuit design, thin body, and a high-capacity 471 mAh battery, the GTR 2e boasts a battery life of up to 24 days with typical usage. With extended battery life, you’re covered wherever your exercise takes you. Understand Your Sleep - Analyse Sleep Stages and Naps - The Amazfit GTR 2e supports in-depth sleep monitoring which can accurately determine sleep stages including light, deep and REM sleep. It can also monitor sleep breathing quality and provide suggesti One Score to Summarise Your Physical Wellbeing - PAI (Personal Activity Intelligence) is a health assessment system that uses algorithms to convert complex data such as heart rate, activity duration and other health data into a single, daily score. For the Swimmers - 5 ATM Water-Resistance. The Amazfit GTR 2e has a water-resistance of up-to 50 metres, on par with traditional high-end watches. You can wear it worry-free for daily use or while you swim. Depth: 10.8 MM Height: 46.5 MM Width: 46.5 MM