The F4™ is the first women's specific unit from Polar, combining all the necessary heart rate features with a new, slim design. Available in two color options, the F4™ includes the popular Zone Pointer feature that helps keep you in your Target Zone, and OwnCal® to track the calories you burn during your exercise. With stopwatch and convenient button free operation, the F4™ is a valuable fitness tool.
- Female Male
- EXERCISE FEATURES Wireless ECG accurate heart rate Polar OwnCal® Target zones with visual alarm Target zones with audible alarm Zone Pointer Fitness Bullets (for every ten minutes in target zone) Maximum heart rate of total exercise Average heart rate of total exercise Exercise Date UpLink, settings upload from Polar web site or software to wrist unit BASIC FEATURES Heart rate (displayed as bpm) Heart rate (displayed as % of maximum heart rate) Visual and audible alarm in target zones Heart touch, button-free operation of wrist unit Manual target zone (% / bpm) Automatic age-based target zone (% / bpm) WATCH FEATURES Time of day (12/24h) with alarm Date and weekday indicator Stopwatch Polar T31 transmitter belt