Reach your goals faster with accurate information about your training. With the 4iiii Viiiiva, you finally have the heart rate monitor you've been searching for all along.
- Built-in Liiiink technology turns your Smartphone into a running/cycling computer, sending all of your ANT+ date in real time to a plethora of fitness apps.
- Pair with the Sportiiii training display for extreme training program customization and control.
- Works with ANT+ devices such as Garmin, Timex, and adidas.
- Includes a free iPhone app for ANT+ sensor management.
- Gets over a year of battery life from one coin cell battery.