Description Category Specification Brand KOSPET Model TANK T3 Smartwatch Certification 15 U.S. MIL-STD-810H Certifications Processor Dual-core ATS3085L Memory 256M NOR Colors Black, Silver Dimensions 49.5 × 54.5 × 14.4mm Weight 75g Body Material Zinc Alloy Bottom Case Polyamide Glass Fiber (Fire-proof) Cover Glass Corning® Gorilla® Glass 3 Buttons 3 Water Resistance 5 ATM & IP69K (Dive-proof) Display 1.43″ AMOLED Battery Capacity 500mAh Pure Cobalt Battery Charging Magnetic Charging Base / Cable Charging Time ~2 Hours Battery Life Typical: 10–15 Days Bluetooth v5.3 Bluetooth Calls Yes Strap Material Silicone (Stainless Steel in Special Edition) Strap Width 22mm Wrist Size Range 167–232mm (150–242mm SE) Removable Strap Yes Sports Modes 170 with Smart Recognition (6 sports auto-detect) SWOLF Test Supported Sensors VC9202 VP60A2 Heart Rate Health Monitoring Heart Rate, Blood Oxygen, Blood Pressure, Stress, Emotion Sleep Tracking Sleep Stages (incl. REM), Naps, Schedule Health Alerts HR High/Low Other Features Menstrual Cycle Tracking, Breathing Exercises Compatibility Android 5.1 App Support KOSPET FIT Languages 32 Languages (incl. English, Russian, Spanish, Arabic, Bengali, Chinese, etc.)