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4iiii - Viiiiva Heart Rate Monitor
4iiii - Viiiiva Heart Rate Monitor
4iiii - Viiiiva Heart Rate Monitor
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4iiii - Viiiiva Heart Rate Monitor

Marsoni M251S
Sale price$134.90
Pay 4 payments of $33.73 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
4iiii - Viiiiva Heart Rate Monitor4iiii Viiiiva HEART RATE MONITOR Take Your Training To Heart: The 4iiii Viiiiva is a precision instrument designed to capture the most accurate picture of your internal physiological effort. Whether youre pushing through a high intensity workout, pacing a marathon, or climbing the virtual mountains of Zwift, the Viiiiva provides the real time data needed to optimize performance, track cardiovascular fi tness, and manage recovery with professional
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  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 101 reviews
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Product Reviews
F
Verified Purchase
FELIX MECHAU
Belleville, US
★★★★★ 5
Good stuff!
Size: 6FT, Color: Black-20W
Came quick, installed in formica countertops nicely. Plug is also made were you can plug two into one outlet.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 7, 2026
M
Verified Purchase
Mark H.
Alexandria, US
★★★★★ 5
Great addition to me living room End tables
Size: 10FT, Color: Black-20W
Bought some new furniture and a pair of these got out a jig saw. Cut and installed them. Works and looks great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2026
K
Verified Purchase
Kindle Customer
Houston, US
★★★★★ 4
worth it for a woodworker
Size: 6FT, Color: Black-20W
It is a nice solid deal. you just rout out a hole large enough for it to set in. It mounts with two screws. I don't have a negative. I'll be getting more for my woodworking. Thank you.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 20, 2025
J
Verified Purchase
James N.
Battle Creek, US
★★★★★ 5
Great product
Size: 6FT, Color: Black-20W
Added two of these behind the couch in a wood ledge between the couch and the wall. A template will make marking the cutout easier. You will need to make one as it does not come with the product.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026
S
Verified Purchase
Samuel Ocampo
Fort Morgan, US
★★★★★ 5
Excellent Product, thanks!
Size: 10FT, Color: Black-20W
Excellent Product, thanks!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026

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