Nike C3 heart rate monitor is the entry level model in the Nike Triax series. It is a very basic heart rate monitor with a minimum of essential features. It is intended for general fitness training.
Here are its main features:
Continuous Heart Rate Monitoring
Stop watch to start and stop exercise session giving its duration
Basic Time Keeping - Time only, no date or alarm
Wireless heart rate monitor with an analogue chest strap transmitter and a wrist watch receiver
Note that the Nike Triax C3 does not have the following fairly common basic features:
Heart rate training limits
Maximum and average heart rate of exercise session
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Summary
Nike C3 is a very simple heart rate monitor which does only one job i.e. monitoring of your heart rate continuously. It does not have any added extras but it does its only job very well.
Because of its simplicity, it is very easy to use. Put on your chest strap and wrist watch, press one button to start your session and the monitoring begins. It is as simple as that.