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4.8/5 Based on 13,427+ Satisfied Customers
LOW
AMAZING! – After using this for four weeks, my training has completely transformed. The accuracy is unmatched compared to wrist monitors, and it connects instantly to my cycling computer and phone apps every time.
Marcus Thorne.
Verified Purchaser

Lightweight thirteen gram sensor

IP67 rated waterproof protection

Bluetooth four point two

ANT plus wireless interface
This professional-grade monitor provides the precise data you need to optimize every workout, ensuring you stay in the right heart rate zone for maximum health and fitness results.

NanoxBeat uses sophisticated ECG circuitry to extract data directly from your heart's waveform. This eliminates motion interference, providing laboratory-grade accuracy during your most intense high-intensity interval training sessions.
Featuring both Bluetooth 4.2 and ANT+ technology, this sensor pairs effortlessly with smartphones, GPS watches, and bike computers. It works with popular apps like Strava and Zwift to keep data synced.


Never wonder if your device is active again. The built-in LED provides immediate visual feedback on the sensor's working status, glowing red when ready to connect so you can start training.
Designed for durability, the IP67 rating ensures your monitor is fully protected against sweat and splashes. You can confidently train in rain or shine, knowing your equipment is built for moisture.

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"As a fitness specialist, I highly recommend the NanoxBeat Cardio Belt for anyone serious about cardiovascular health. Its ECG-based tracking offers superior precision over optical sensors, which is vital for maintaining safe intensity levels. The long battery life and comfortable strap make it the perfect long-term training companion."

Weighing only thirteen grams, you will barely notice the sensor during long workouts, preventing distractions and allowing for total focus on your fitness goals.

Enjoy up to eight hundred hours of use on a single battery, reducing maintenance and ensuring your device is always ready when you are.


Crafted from soft, breathable materials, the adjustable strap prevents irritation and remains comfortable even during heavy perspiration or extended training sessions across various climates.

Connects to dozens of fitness applications and hardware, making it a versatile tool for runners, cyclists, and gym enthusiasts using different tracking ecosystems.



Trusted by over 100,000+ satisfied customers. If your satisfaction falls short, our friendly customer support is ready to assist with a hassle‑free, no‑questions‑asked return process!
Order Now & Save Up To 50% OffLOW

The precision of the NanoxBeat Cardio Belt is incredible for my marathon training. It never drops signal and provides much better data than my smartwatch ever did during high-intensity runs.
David Miller
Verified Purchaser

I love how easily it connects to my Peloton and Strava apps simultaneously. The dual protocol feature is a game changer for keeping all my fitness data perfectly synced up.
Sarah Jenkins
Verified Purchaser

This strap is so comfortable I actually forget I am wearing it. The material is soft against my skin and does not cause any rubbing or irritation during long cycles.
Robert Chen
Verified Purchaser

Having the LED light is so helpful for knowing when it is ready. I used to struggle with other brands, but this makes the setup process quick and easy.
Emily Foster
Verified Purchaser

I have used this in heavy rain and through intense sweat sessions without any issues. The waterproof rating is legit and the build quality feels very premium and durable.
Michael Ross
Verified Purchaser

I have been using this daily for months and the battery is still going strong. Not having to charge it every week like my other gadgets is a relief.
Jessica Lane
Verified Purchaser
4.8/5 Based on 13,427+ Satisfied Customers


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