Amazfit T-Rex Pro - Military Grade Smartwatch and Activity Tracker

An adventure-ready outdoor sports smartwatch. Built for toughness, it has passed 15 military-grade certifications for shock, heat, cold-resistance and more is also a high-level exploration partner, supporting four Global Navigation Satellite Systems including GPS, a built-in compass and altimeter, 10 ATM water-resistance up to a depth of 100 meters, and ultra-long 18-day battery life to help you explore the unknown at your own pace. This outdoor sports smartwatch has over 100 sports modes and automatic-recognition of eight sports, as well as blood-oxygen saturation measurement, 24-hour heart rate monitoring and other health features. Protect your health and keep fit with.