Specifications Design Colors: Thunder Black, Moonlight Grey Dimensions: 45.8×45.8×10.8mm Weight (without strap): 32g Body Material: Aluminum alloy Buttons: 2 Water-resistance: Grade 5 ATM Display Material: AMOLED Size: 1.39″ Resolution: 454×454 PPI: 326 Touchscreen: Tempered glass + Anti-fingerprint coating Battery Battery Capacity: 450 mAh (typical value) Charging Method: Magnetic charging base Theoretical Charging Duration: Approx. 2 hours Typical Usage Scenario Battery Life: Up to 21 days Battery Saver Mode Battery Life: Up to 35 days Heavy Usage Scenario Battery Life: Up to 10 days GPS Continuous Usage Scenario Battery Life: Up to 35 hours Sensors Health: BioTrackerTM3.0 PPG biometric sensor (supports blood-oxygen, 6PD + 1LED) Movement: Acceleration sensor, Gyroscope sensor, Geomagnetic sensor, Barometric pressure sensor, Ambient light sensor Positioning: 5 satellite positioning Connection: Bluetooth 5.1 BLE Strap Colors & Materials: Silicone, Quick release Width: 22mm Min. & Max. Wrist Dimensions: 155-218mm Buckle: Classic pin buckle Other Microphone: Support Speaker: N/A Motor: Linear motor Classic Navigation Crown: Support Packing List: Smartwatch (including standard strap), magnetic charging base, instruction manual Supported Devices: Android 7.0 and above, iOS 12.0 and above Application: Zepp App
