Use the WearOS by Google app on your phone running the latest version of Android (excluding Go edition) or iOS . Supported features may vary between platforms and countries with compatibility subject to change.
Battery: 24 Hr + multi-day Extended Battery Mode **Varies based on usage and after updates install**. USB cable with magnetic charger snaps to rings on watch caseback and spins 360 degrees for ease of use. 50 minutes to reach 80%.
This is one smart watch with always-on display and thousands of watch faces to personalize. Hundreds of apps from assistant to fitness, payments, music, social, news, games, stopwatches and more. The swimproof design is perfect for all your activities.

AMAZON ALEXA BUILT-IN & BLUETOOTH PHONE CALLS: Talk to Amazon Alexa on your Amazfit GTS 2. Ask questions, get translations, check the weather, control your smart home devices, and more. Also, you can answer calls on your smart watch via the built-in microphone and speaker upon the connection to your phone via Bluetooth.
LONG 7-DAY BATTERY LIFE & GPS BUILT-IN: The GTS 2 smart watch is equipped with a powerful 246mah battery that can last 7 days with typical use, and is always ready to escort you on your journeys and track your progress. And get precise tracking of your daily steps, distance traveled, and calories burned thanks to integrated GPS.
90 SPORTS MODES & 5 ATM WATER RESISTANT: Amazfit GTS 2 features 90 built-in sports modes and is waterproof to a depth of up to 50 meters. Intelligent recognition of 6 sports modes also eliminates the need to manually select the sports modes, so the fitness sports watch is always ready for action.

Make sure this fits by entering your model number.
Smartwatch for your athletic lifestyle, featuring 1.3” always-on, bright AMOLED display; select models feature a sapphire display and titanium bezel
Smartwatch mode battery life: up to 16 days (gesture)/up to 5 days (always-on)