4iiii Viiiiva 2.0 Heart Rate Chest Strap

The Viiiiva 2.0 from 4iiii measures your heart rate in real time and sends it via ANT+ or Bluetooth to your bike computer, an indoor training app such as ZWIFT or to the 4iiii app on your smartphone. The data obtained enables you to evaluate, optimise and control your training. 

Details:
• Heart rate chest strap with up to 540 hours of battery life
• Measures the heart rate in a range from 30 to 240 BPM
• Allows you to train in individual heart rate zones
• Ideal for training evaluation and optimisation
• Compatible with ANT+ and Bluetooth data transmission
• Can be paired with compatible end devices such as bike computers, smartwatches and smartphones (4iiii app)
• Automatic switch-off after three minutes without a heart rate signal

Technical details:
• Heart rate measurement method: using electrodes 
• Positioning: chest
• Heart rate measuring range: 30 to 240 BPM
• Data transmission: Ant+ / Bluetooth
• Range (data transmission): 3 m
• Battery: lithium button cell (CR2032)
• Battery life: up to 540 hours
• Permissible operating temperature: 0° C to 50° C
• Permissible storage temperature: -20 to 70°C
• Waterproof in accordance with IPX 7
• For chest circumference: approx. 66 to 132 cm (adjustable via chest strap)
• Weight: approx. 46 g

In the box:
• 1 x 4iiii Viiiiva 2.0 heart rate chest strap incl. CR2032 battery
 

Manufacturer: 4iiii Innovations INC., 141 2nd Ave E Cochrane, AB, T4C 1B9, Canada, www.4iiii.com
Responsible person: 2moso B.V., Zwarte Zee 2, NL-3144 DE Maassluis, Netherlands, www.2moso.com