Polar F4

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

• Polar T31 coded™ transmitter - incl. in product set in other countries
• Polar T31 transmitter - incl. in product set in the North and South America
• Polar WearLink® 31 coded transmitter (changeable battery) - compatible

Watch features

• Date and weekday indicator
• Low battery indicator
• Time of day (12/24h) with alarm