Polar Fitness Heartrate Monitor Watch F4M F4
For disappearing calories
For you who want to get a fitter body by knowing how many calories you have burned. The small and simple F4 gives you accurate information and motivates you to reach your targets.
    * See how many calories you have burned
    * Get interference-free data with coded heart rate transmission
    * Helps you keep the intensity you want
Basic features
    Automatic age-based target zone (% / bpm) - %/bpm
    Backlight - w/o backlight in the North and South America
    Graphical target zone indicator
    Heart rate (displayed as % of maximum heart rate)
    Heart rate (displayed as bpm)
    HeartTouch™, button-free operation of wrist unit
    KeyLock
    Manual target zone (% / bpm) - %/bpm
    Visual and audible alarm in target zones
    Water resistant - 50m
Computer connectivity
    Edit wrist unit settings with Polar UpLink Tool and transfer them to your Polar product (UpLink)
Cycling features
    Bike mount - opt.
Data transfer
    UpLink (PC with a sound card and headphones/dynamic loudspeakers required)
Language features
    Display text in English
Polar exercise features
    Average heart rate of total exercise
    Exercise Date
    Fitness Bullets (á 10 minutes in target zone)
    HR-based target zones with audible alarm
    HR-based target zones with visual alarm
    Polar OwnCal®
    Polar OwnCode® (5kHz) - non-coded in the North and South America
    Wireless ECG accurate heart rate
    ZonePointer
Recording features
    Average heart rate
    Calorie expenditure - exe.total
    Exercise Time (total) - total
    Maximum heart rate
    Number of exercise files (with summaries) - 1
    Target zone limits
    Time in target zone
Transmitter belt
    T31 coded™ transmitter - incl. in product set in other countries
    T31 transmitter - incl. in product set in the North and South America
    WearLink® 31 coded transmitter (changeable battery) - compatible
Watch features
    Date and weekday indicator
    Low battery indicator
    Time of day (12/24h) with alarm