4iiii Viiiiva Ant+ 2.0 Heart Rate Strap
4iiii Viiiiva Ant+ 2.0 Heart Rate Strap
In stock. Delivery in 2 days.
Shipping costs (UNITED KINGDOM): 23.90
Expected arrived: 26/06/2026
Auto-off: after 3 minutes without a valid heart rate signal
Transmission: ANT+, Bluetooth
Battery type: CR2032 coin cell battery
Battery life: over 540 hours
Operating temperature: 0 to 50 °C (32–122 °F)
Storage temperature: -20 to 70 °C (4–158 °F)
Data transmission range: 3 meters (9.5') (typical)
Water resistance rating: up to 10 meters (IPX7)
Heart rate range: 30 to 240 BPM, with 1 BPM resolution
Input sensitivity: 5% duty cycle
Frequency: 32.768 kHz
Weight: < 46 g (including battery)
Responsible for the EU:
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