Polar F4 Womens Heart Rate Monitor Blue Ice Specifically designed for Women * Automatic / Manual target heart rate zone w/ visual and audio alarm * OwnCal tracks calories burned * Zone pointer displays current position in target zone * Heart touch button free operation * Average heart rate for exercise * fittness bullets every 10 minutes in targhet zone * Full watch functions / Stopwatch / Exercise time * Water resistant up to 30m * Color Blue Ice