Mi Amazfit GTR 47mm Lite Black

Elegant Design: Classy and sleek design giving it a traditional watch look. Silicone strap with a premium look and sweat proof. Large variety of built-in watch faces to fit any occasion from the sporty ones to the more classy and traditional ones.
Premium Craftsmanship: 5 ATM water-resistance to ensure a normal use up to 50 meters water pressure. 1.39 inch AMOLED Display with high 326PPI resolution (retina level).
Long-lasting Performance: 24 days battery life to avoid frequent charging and focus on your daily activities mind free. 6-axis acceleration sensor, Ambient Light sensor, to achieve 24/7 uninterrupted heart rate measurement more efficiently and with lower power consumption.
Personal Trainer: 8 sports modes: outdoor running, treadmill,walking, outdoor cycling, indoor cycling, elliptical trainer, pool swimming, exercising.