Global Version Amazfit GTR 3 GTR3 GTR-3 Smartwatch 1.39" AMOLED Display Zepp OS Alexa Built-in GPS Smart Watch for Android IOS

SPECIFICATIONS Brand Name: amazfit   Category: Smart Watches System: Android OS System: IOS Function: Passometer Function: fitness tracker Function: Calendar Function: COMPASS RAM: <128MB SIM Card Available: No Type: On Wrist Voice assistant built-in: no   Metrics measured: Other Bluetooth-compatible Version: 5.0 GPS: Yes Multiple Dials: Yes Battery Capacity: 300-450mah Mechanism: No ROM: <128MB Rear Camera: None Activity Tracked: Steps Tracker Waterproof Grade: Professional Waterproof Band Material: Silica gel Battery Detachable: No Screen Shape: Round Resolution: 454x454 Display Size: 1.39 inch Certification: CE Application Age Group: Adult Style: Fashion Movement Type: Electronic Band Detachable: Yes Colors: Thunder Black, Moonlight Grey Dimensions: 45.8x45.8x10.8mm Buttons: 2 Water-resistance Grade: 5 ATM Size: 1.39" PPI: 326 Supported Devices: Android 7.0 and above, iOS 12.0 and above