Specifications are maintained on Pack4Back GearDB (community edits and revision history). Values may differ from the manufacturer or your unit—verify before buying.
Best UseFitness
Average Battery LifeUp to 7 days
Battery TypeLithium Ion
Display Size1.1 inches
IlluminationBacklight
AltimeterPressure-based
CompassYes
GPS/Satellite DetectableYes
HRM Included/IntegratedYes
Heart Rate Sensor TypeWrist-based
Average Heart RateYes
Pulse OximeterYes
Heart Rate Target Zone(s)Yes
VO2 Max EstimateYes
Tracks StepsYes
Pedometer TypeDigital 3-axis Accelerometer
Pace AlertYes
Tracks Calories BurnedYes
Water-Resistant Depth50 meters
Pool Lap RecognitionYes
Stroke RecognitionYes
Sleep TrackingYes
AlarmYes
Time DisplayYes
StopwatchYes
Preloaded MapNone
Number of Waypoints50
CustomizationApps
Smart Device NotificationsYes
Data ExchangeBluetooth
Compatible Fitness AccessoriesHeart Rate Monitor
GenderUnisex