Polar Running Heartrate Monitor Watch RS400
For active endurance athletes
When it comes to your training, it’s all about the detail. Like being able to personalize every aspect of your workout. The RS400 meets all these elements head on by helping you plan, monitor and analyze each training session.
    * Synchronizes with the Polar ProTrainer 5 software for guidance, analysis and creating individual training settings
    * Measures your heart rate combined with flexible training features
    * Highly visible display for easy reading during training
    * User configurable display for personalization of your preferences
Basic features
    Automatic/Manual target zone (% / bpm / HRR%) - %/bpm
    Backlight
    Display zoom
    Easy start (setting wizard)
    Event Countdown Timer
    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
    Over-sized display
    User configurable displays - all lines
    Visual and audible alarm in target zones
    Water resistant - 50m
Computer connectivity
    Compatible with Polar ProTrainer 5™ software
    Transfer exercise data from wrist unit to polarpersonaltrainer.com via Polar WebLink (SonicLink/Infrared)
Cycling features
    Bike mount - opt.
Data transfer
    IrDA USB Adapter or internal/external non-Polar IrDA adapter - opt.
Language features
    Display text in English, German, French and Spanish
Polar exercise features
    Automatic lap recording - opt.
    Average heart rate of each lap
    Average heart rate of total exercise
    Exercise Date
    Exercise Set (extended exercise profiles)
    HR-based target zones with audible alarm - 3
    HR-based target zones with visual alarm - 3
    HRmax (Polar Fitness test-based)
    HRmax (age-based)
    Interval timers
    Interval trainer (HR, pace, distance) guided workouts
    Maximum heart rate of each lap
    Maximum heart rate of total exercise
    Minimum heart rate of total exercise
    Number of laps - 99
    Polar Fitness Test™ with OwnIndex®
    Polar OwnCal®
    Polar OwnCode® (5kHz)
    Polar OwnOptimizer™
    Polar OwnZone®
    Polar sport zones
    Wireless ECG accurate heart rate
    ZoneLock
    ZonePointer
Recording features
    Average heart rate
    Calorie expenditure - exe.total
    Distance (total) - opt. with Speed sensor
    Exercise Time (total)
    Exercise file info page with date and time
    Lap info
    Last OwnIndex
    Maximum heart rate
    Memory left indication
    Number of exercise files (with summaries) - 99
    Recording rate - 1s,5s,15s,60s
    Target zone limits
    Time in target zone
Running features
    Distance summaries - opt.
    Run Distance - opt.
    Running Index - opt.
    S1 foot pod™ - opt.
    Shoe selection
    Speed displayed in pace, or kmph/mph - opt.
    Speed/Pace and Distance - opt.
    Speed/Pace lock - opt.
    Speed/Pace summaries - opt.
    Speed/Pace target zones - opt.
    Target pace - opt.
    Target pace alarms - opt.
    Time and Distanced based interval timer - opt.
    Totals mileage, kilocalories, time training - opt.
    Trip Odometer - opt.
Transmitter belt
    T31 coded™ transmitter - compatible
    WearLink® 31 coded transmitter (changeable battery) - compatible
    WearLink®+ 31 coded transmitter (changeable battery)
Watch features
    Alarm with snooze
    Date and weekday indicator
    Dual time zone
    Low battery indicator
    Reminders (visual/alarm)
    StopWatch
    Time of day (12/24h) with alarm
    User replaceable battery