Amazfit GTS Smartwatch Technical Specs Specifications Dimensions 43.25 x 36.25 x 9.4mm Weight (without strap) Approx. 24.8g Body material Aircraft-grade aluminum alloy, polymer material Strap material Silicone Strap length 120 mm (long), 87 mm (short) Strap width 20mm Waterproof rating 5 ATM Display 1.65" AMOLED, resolution 348 x 442, 341ppi, 100% NTSC Touch screen Corning Gorilla 3 generation tempered glass + anti-fingerprint coating Sensors BioTrackerTM PPG Bio-Tracking Optical Sensor 6-axis acceleration sensor 3-axis geomagnetic sensor Air pressure sensor Ambient light sensor Bluetooth BT5.0 BLE Battery 220mAh lithium-ion polymer battery (typical value) Charging time About 2 hours Charging method Magnetic / 2-pins POGO pin Battery Life Daily use mode: 14 days Heart rate always on, sleep monitoring; 150 pushed notifications lighting-up the screen, lift the wrist to see the time 30 times, and 5 minutes for other operations every day; exercise 3 times a week for 30 minutes with the GPS on. Basic watch mode: 46 days Turn off the Bluetooth connection, heart rate and other functions, and lift the wrist to see the time 100 times a day. Supported devices Android 5.0 or iOS 10.0 and above Accessories Magnetic charging stand, user manual Application Amazfit App الحالة جديد الماركة ماركة أخرى