Specification: Physical Performance Physical dimensions 1.75 x 1.75 x 0.47 (44.5 x 44.5 x 11.9 mm) Display size, Wx H1.23 (31.1 mm) diameter Display resolution, Wx H215 x 180 pixels Color display Weight 1.4 oz (40.2 g) Battery Rechargeable lithium-ion Battery life Up to 24 hours in Ultra Trac mode without optical HR; up to 14 hours in activity mode with GPS & optical HR; up to 11 days in watch mode, including activity tracking, smart notifications & optical HR tracking Water rating 5 ATMGPS-enabled GLONASSHigh-sensitivity receiver Smart notifications (displays email, text & other alerts when paired with your compatible phone) Vibration alert Music control Find my phone VIRB control Watch functions
Includes: date & alarm Maps Memory History 80 hours of activity data Running Features V02 max estimate Recovery advisor Race predictor Running dynamics Accelerometer (calculates distance for indoor workouts, without need for a foot pod) Personal records Cycling Features Compatible with Vector Bike speed/cadence sensor (optional) Performance Features Heart rate monitor (wrist-based) Foot pod (optional) Virtual Partner (train against a digital person) Virtual Racer (compete against other activities) Courses (compete against previous activities) Auto Pause (pauses & resumes timer based on speed) Auto Lap (automatically starts a new lap) Auto Scroll (cycles through data pages during workout) Multi-sport Auto multisport (switch sport modes with 1 button press) Advanced workouts (create custom, goal-oriented workouts) Pace alert (trig