Viiiiva Heart Rate Monitor - 4iiii Launches New Viiiiva Heart Rate Monitor With Class‑Leading Battery Life and Comfort 4iiii has introduced the latest generation of its Viiiiva Heart Rate Monitor, delivering...

The Viiiiva Heart Rate Monitor from 4iiii has been updated and now boasts 540+ hour battery life.

The Viiiiva is positioned as the “ultimate power couple” when paired with 4iiii’s PRECISION 3+ power meters

#4iiii #viiiivahrm #heartratemonitor

cycletechreview.com/2026/news/vi...

4iiii Viiiiva 2.0 Heart Rate Monitor: Buyers Guide 4iiii has relaunched its long-running Viiiiva chest strap as the Viiiiva 2.0, with a 540-hour battery life and a simplified feature set. We cover specs, competitor pricing, and what was quietly droppe...

4iiii just relaunched the Viiiiva as a v2.0. 540-hour battery, stripped-back feature set. One competitor beats it on battery by a wide margin — and costs less. the5krunner.com/2026/02/26/4... #cycling #HeartRateMonitor #4iiii #ANTplus