Specifications

For multi-sport athletes who train hard and move fast

• Lightweight and low-profile for all-day and night comfort
  
• 17 days of regular use / 38 hours of full GPS
• Next-generation optical heart rate and SpO2 sensors
• Barometric altimeter for accurate elevation measurement
• Breadcrumb navigation feature to help you stay on track
• Always-on 1.2" transflective touchscreen display
• Dual-frequency GPS for pinpoint distance calculation
• Enjoy your favorite music with built-in audio support
• Watchband and charging cable included
  
  

  Size and Weight
  Dimensions	41.9 x 41.9 x 11.7mm Height does not include the optical heart rate sensor
  Weight	39g With Silicone Band
  	30g With Nylon Band
  Display
  Display Size	1.2 Inch
  Display Resolution	240 x 240 64 colors
  Display Type	Touch Screen Always-On Memory LCD
  Materials
  Screen Material	Mineral Glass
  Bezel Material	Fibre Reinforced Polymer
  Cover Material	Fibre Reinforced Polymer
  Band Material	Silicone / Nylon
  Watch Band
  Width	22mm
  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)	38 Hours Connects to GPS and QZSS
  	10 Hours (With Music) Connects to GPS and QZSS with offline music
  All Systems On (GPS, GLONASS, Galileo, Beidou, QZSS)	25 Hours Connects to 5 satellite systems at the same time
  	9 Hours (With Music) Connects to 5 satellite systems at the same time with offline music
  Dual Frequency (GPS, GLONASS, Galileo, Beidou, QZSS)	15 Hours Connects to 5 satellite systems at the same time in dual frequency
  	7 Hours (With Music) Connects to 5 satellite systems at the same time in dual frequency with offline music
  Daily Use	17 Days With daily and sleep tracking
  	15 Days (With Daily Stress) Monitors your stress level throughout the day
  Charging Time	Less Than 2 Hours
  Memory
  Internal Memory	4GB
  Activity Memory	500 Hours Estimates based on outdoor activities
  Geo Location
  Satellite Systems	GPS, GLONASS, Galileo, Beidou, QZSS
  GNSS Chipset	All-Satellite Dual-Frequency
  Navigation
  Map Layer	Breadcrumb
  	—
  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
  	—
  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
  	Backlight Always-On Mode
  	—
  	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

• Case size (L× W× H)

  51.3 × 46.9 × 13.7 mm

• Weight

  166 g

• Case and bezel material

  Stainless steel / Aluminum

• Band

  Stainless Steel Band
  One-touch 3-fold Clasp

• Water resistance

  100-meter water resistance

• Power supply and battery life

  Approx. battery life: 10 years on CR2025

• All-new GPS system with dual-frequency satellite tracking
• 40 days of regular use / 118 hours of full GPS
• Next-generation optical heart rate sensor
• 10 ATM water resistance for open water activities
• Advanced global offline maps with turn-by-turn directions
• Always-on 1.4" sapphire touchscreen and titanium bezel
• Backed by the COROS training system to achieve your goals
• Wide range of activity modes and third-party integrations
• Two watchbands and one charging cable are included