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For those that take their fitness to the extreme, the T-Rex Multi-Sport GPS Smartwatch from Amazfit is engineered to stay with you every step of the way. The rugged construction is built for the outdoors and to take on an intense amount of abuse. Meeting multiple guidelines within the MIL-STD-810 certification, the T-Rex can handle a variety of environmental conditions:

Rapid temperature changes from -40 to 158F for up to 2 hours
Water depths of up to 164'
Up to 96 hours of salt spray
Resists humidity for up to 260 hours

While in normal to rough conditions, the T-Rex has the ability to track your fitness and health along the way. It has 14 different sport modes, a built-in GPS, and an optical heart rate sensor. The Sony GPS chip used in the T-Rex supports both GPS and GLONASS constellations, and is made to minimize power consumption. The T-Rex can last up to 20 days on a full charge, and up to 40 hours when using GPS functionality. All of the information the T-Rex provides is displayed on a stunning 1.3" AMOLED watch face.


Heart Tracking
The built-in heart rate sensor gives you the ability to manually or continuously track your heart health. You can see heart rate interval values and receive a heart rate warning if you exert yourself too much.


Smart Functions
When paired with an iOS or Android mobile device, you can receive the following information right on your wrist: weather forecasts, incoming calls, SMS, event reminders, call reminders, app notifications, and more.
Additional Features
Sedentary reminder to let you know when you should start moving
Stopwatch and countdown
Do not disturb function
Durable Corning Gorilla Glass 3
Anti-fingerprint coating
Large metal buttons for easy control
3 x Pre-loaded watch faces
Lightweight design that weighs only 2 oz