Size and Weight Dimensions 46 x 46 x 12.25mm Height does not include the optical heart rate sensor Weight 49g With Silicone Band 37g With Nylon Band Display Display Size 1.3 Inch Display Resolution 416 x 416 Display Type Touch Screen Always-On AMOLED Display Materials Screen Material Mineral Glass Bezel Material Fiber Reinforced Polymer Cover Material Fiber Reinforced Polymer Band Material Silicone / Nylon Watch Band Width 22mm Size - Nylon 140mm - 220mm Size - Silicone 130mm - 220mm Installation Type Quick Release Design Buttons & Dials Digital Dial Back Button — Connectivity Phone Bluetooth Accessories Bluetooth Data Sync Wi-Fi / COROS App Durability Water Resistance 5 ATM Suitable for surface water activities and not for diving Working Temperature -4°F to 122°F (-20°C to 50°C) Storage Temperature -4°F to 140°F (-20°C to 60°C) Battery Standard Full GPS (GPS/QZSS) — — All Systems On (GPS, GLONASS, Galileo, Beidou, QZSS) 38 Hours 28 Hours (With Always-On Display) 13 Hours 11 Hours (With Always-On Display) With offline music playing Dual Frequency (GPS, GLONASS, Galileo, Beidou, QZSS) 31 Hours 24 Hours (With Always-On Display) 12 Hours 10 Hours (With Always-On Display) With offline music playing Daily Use & Sleep Tracking 20 Days 6 Days (With Always-On Display) With all-day stress monitoring Charging Time Less Than 2 Hours Memory Internal Memory 32GB Activity Memory 1200 Hours Estimates based on outdoor activities Geo Location Satellite Systems GPS, GLONASS, Galileo, Beidou, QZSS GNSS Chipset All-Satellite Dual-Frequency Navigation Map Layer Landscape Downloadable Global Maps Topo Downloadable Regional Maps Additional Features Checkpoint Back-To-Start Deviation Alert Touchscreen-Enabled Map Control Data Tracking Sensors Optical Heart Rate Monitor May not work over tattoos Barometric Altimeter Accelerometer Gyroscope 3D Compass Thermometer Supports body temperature in training (with compatible accessory) Optical Pulse Oximeter Electrocardiogram Sensor Training Features Resting Heart Rate Underwater Heart Rate Action Camera Control Supports select GoPro and Insta360 cameras Virtual Pacer Virtual Run Running Form Test Requires COROS POD/POD 2 Altitude Mode Regular evaluation of SpO2 and fitness when at high altitudes Touch Scroll Swipe to scroll data pages during training Extender Daily Features Stopwatch Daily Alerts Include active calories, exercise time, storm and more alerts Updateable Firmware With Wi-Fi and the COROS app Find My Phone Find My Watch Always-On Display HRV Music Plays offline music when paired with supported Bluetooth headsets 3rd Party Integration Compatible Apps Nike Run Club, Komoot, TrainingPeaks, Strava, Relive, adidas Running, Apple Health, Stryd, Final Surge, Runalyze, Running Quotient, Decathlon Click here for a complete list System Languages Display Language English, Simplified Chinese, Traditional Chinese, German, Spanish, French, Polish, Thai, Japanese, Korean, Portuguese, Italian, Russian, Vietnamese
