Timex Heart Rate Monitor 5C361. Heart Rate Features TARGET ZONES Preset your desired heart rate exercise zone. Alarm notification when you are not in zone. AVERAGE HEART RATE Displays your average heart rate over a period of time. TIME IN ZONE Amount of time spent within your selected heart rate target zone. CALORIES BURNED Computes calories burned. RECOVERY HEART RATE TIMER Measure your heart rate after a timed recovery. MAX HEART RATE ZONE CALCULATION Automatically sets your five training zones; one manual zone setting. DIGITAL TRANSMISSION TIMEX's system protects your data from other heart rate monitors and most exercise equipment.

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Watch Features: INDIGLO® night-light with NIGHT-MODE® feature

100-hour stopwatch

2-line display with flipping system for easy reading

100-hour countdown timer

Alarm with 5 minute back-up

Month/day/date with 12/24 hour time

Double-shot polyurethane strap

Watch: 3 year battery life**

Watch: Water-resistant 50m