Polar F4 Black Thunder

Overview

• See clearly how many calories you have burned
• Get interference-free data with coded heart rate transmission
• Water Resistant to 30m

Get a fitter body by knowing how many calories you have burned, with the Polar F4. The small and simple F4 gives you accurate information and motivates you to reach your targets.

By monitoring your heart rate using the Polar F4, you can maintain the intensity you want, to achieve your fitness goals.

The Polar F4 shows you the date, exercise duration, time spent in target heart rate zone, your average and maximum heart rates and your calorie expenditure after each exercise session. The two-button functionality and the large display makes the Polar F4 easy to use.

Features

Basic Features

• Heart rate (displayed as bpm)
• Heart rate (displayed as % of maximum heart rate)
• Visual and audible alarm in target zones
• Water resistant - 30m
• Backlight
• HeartTouch™, button-free operation of wrist unit
• Manual target zone (% / bpm) - %/bpm
• Automatic age-based target zone (% / bpm) - %/bpm
• KeyLock
• Graphical target zone indicator

Data Transfer

• Edit wrist unit settings with Polar UpLink Tool and transfer them to your Polar product (UpLink)
  (PC with a sound card and headphones/dynamic loudspeakers required)

Polar Exercise Features

• Wireless ECG accurate heart rate
• Polar OwnCal®
• Polar OwnCode® (5kHz)
• HR-based target zones with visual alarm
• HR-based target zones with audible alarm
• Fitness Bullets
• Average heart rate of total exercise
• Exercise Date
• ZonePointer

Recording Features

• Number of exercise files (with summaries) - 1
• Exercise Time (total) - total
• Time in target zone
• Target zone limits
• Average heart rate
• Maximum heart rate
• Calorie expenditure (Exercise/Weekly/Total/Fat%) - exe.total

Watch Features

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