The 4iiii Viiiiva is a precision instrument designed to capture the most accurate picture of your internal physiological effort. Whether you’re completing an intense workout, running a marathon, or climbing the virtual mountains of Zwift, the Viiiiva provides the real-time data needed to optimize performance, track cardiovascular fitness, and manage recovery with professional-level accuracy.
Built for athletes of all levels, the Viiiiva is designed for comfort and extreme durability. With a battery life of over 540 hours and an IPX7 waterproof rating, it is built to withstand the elements and your most demanding efforts. The Viiiiva is a reliable cornerstone of your training setup, reflecting the heart rate behind your performance with every movement.
HOW DOES IT WORK?
The Viiiiva uses an ultra-sensitive chest strap to capture the electrical activity of your heart with medical-grade precision. This data is transmitted instantly via ANT+ and Bluetooth® to your bike computer or indoor training app, providing a real-time window into your internal physiological load. By synchronizing your heart rate with your performance data, you can accurately track fitness gains, optimize recovery, and ensure every training session is performed at the right intensity.
PRODUCT FEATURES
? 540+ HOUR BATTERY LIFE
With more than 540 hours of life from a single CR2032 coin cell, you don’t need to worry about frequent battery replacements.
? ANT+ & BLUETOOTH
Get the same data indoors and outdoors. The Viiiiva is compatible with both ANT+ and BLE.
? WATER RESISTANCE
Our IPX7 waterproof rating ensures your heart rate monitor keeps up with you—even during your toughest training days.
| Code article | V200 |
|---|---|
| EAN Code | 628308554423 |
| Marque | 4iiii |
