Fibion Flash
Heart rate variability with accelerometry
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Collect accurate data easily

A round, black button labeled "SENS Motion" is centered on a white background with a blue circular border.

Wearable Device

  • Tiny, water resistant device
  • Chest strap, electrodes or clothing integration
  • Data logging to 128Mb memory
  • Bluetooth 5.1 for data transfer
  • Real-time streaming via Bluetooth
  • User replaceable CR2025 battery
  • Manufactured in Finland
  • CE approved
Close-up of a smartphone screen displaying a line graph labeled in milliseconds, showcasing detailed data analysis powered by SENS Motion.

Precise Data

  • Single channel ECG
  • Heart rate 
  • Heart rate variability
  • 9-axis motion sensor
  • Accelerometer, gyroscope and magnetometer
  • Temperature sensor
  • Selectable sampling frequency
  • Selectable measurement range
A computer monitor displays data graphs and charts, including line graphs in blue and orange, integrated with SENS Motion's analytical software interface elements.

Analytics/Integration

  • Raw data export
  • Kubios HRV Software
  • Development platform
  • API for seamless data integration
  • SDK for customizable sensor control
  • Programmable firmware

Endless applications

Versatile customizable tool for any project 

Learn more about Fibion Flash

Customizable data collection

Choose between 9-axis motion sensing, HRV, and heart rate monitoring, with adjustable sampling frequencies and measurement ranges to fit your study’s specific needs. This versatility ensures accurate data collection for a wide range of research, including clinical trials and health monitoring​​.

A hand holds a smartphone displaying a screen with checkboxes, possibly related to HRV tracking. Nearby are black circular devices and a strap on a white surface, hinting at Fibion technology for seamless health monitoring.
A man with a beard, wearing a white t-shirt featuring a gray geometric Flash design, blue jeans, and a smartwatch monitoring HRV, stands confidently with his hands on his hips against a light blue background.

Versatile wearing options

Snap the sensor on and off with ease, transitioning from wrist to chest for continuous data collection, day and night. Its adaptable form allows for seamless monitoring across different body positions, ensuring uninterrupted tracking of both activity from the wrist and physiological signals from the chest, whether during sleep or high-intensity movement.

Budget friendly solution

Designed for large studies, Fibion Flash’s affordable pricing and easy integration make it perfect for scaling up data collection. With its reliable performance and customizable features, the device is ideal for managing extensive participant groups, offering consistent data output across various environments with low costs.  

A person in a lab coat meticulously adjusts a black smartwatch on another person's wrist, ensuring its HRV tracking is optimized.
A group of five people in business attire, gathered around a table with laptops, a tablet, and Fibion software flashed on the screen, engaged in discussion in a bright office setting.

Smart investment

A versatile and affordable tool for research groups, designed for use across multiple studies, from actigraphy to HRV, with a replaceable battery to ensure long-term use. Built to last, it supports a wide range of research applications while maintaining high data accuracy, making it a cost-effective choice for extended projects.

Kubios HRV Scientific

Kubios HRV provides accurate and detailed HRV analysis for short- and long-term measurements and for all kinds of study protocols. Kubios HRV software has achieved gold-standard status in scientific research, used at roughly 1800 universities in 149 countries.

Person working on a computer with various graphs and charts displayed on the screen, utilizing SENS Motion for precise data analysis.
A person wearing a white coat holds a stethoscope diaphragm towards the camera, capturing the moment like a flash.

Medically approved ECG sensor

An MDR Class IIa certified wireless and wearable ECG and motion sensor for health applications and clinical studies is available. This sensor has slightly less memory compared to Fibion Flash, but it complies with medical standards.

Make the right choice

 Comparison sheet with specs and prices of different devices

Unrivalled specifications

DIMENSIONS

  • Diameter: 36.6 mm (1.44 in)
  • Thickness: 10.6 mm (0.42 in)
  • Weight: 9.4 g (0.33 oz) with battery
  • Water resistance: 30 meters (100 ft)

MCU

  • Processor: Nordic Semiconductor nRF52832, 32-bit ARM® Cortex®-M4 with 64 kB RAM and 512 kB FLASH
  • Bluetooth: Integrated Bluetooth Low Energy (BLE) for wireless data transmission
  • Remote management: real-time data access for both standalone logging and remote connectivity

SENSORS

  • Accelerometer: ±2/±4/±8/±16 g, sampling frequency: 12.5/26/52/104/208/416 Hz
  • Gyroscope: ±125/±245/±500/±1000/±2000 dps, sampling frequency: 12.5/26/52/104/208/416 Hz
  • Magnetometer: ±49 gauss full scale
  • ECG: single-channel ECG, bandwidth 0.5-40 Hz, sampling frequency: 125/128/200/250/256/500/512 Hz
  • Heart rate & R-R intervals: high precision with 1 ms resolution
  • Temperature sensor

MEMORY

  • Internal memory: 128 MB flash memory
  • Examples of memory capacity for different measurement scenarios:
    • 125 days of beat-to-beat heart rate interval data
    • 60 hours of ECG recording (ECG sampling with 125Hz, 32-bit)
    • 7 days of movement data (3-axis acc, sampling with 26Hz, 16-bit)

I/O

  • LED: red LED on the front
  • Ports: Debug UART, power & ground (inside battery slot)

ENERGY SOURCE

  • Battery: replaceable CR 2025 3V lithium coin cell battery
  • Example of battery life:
    • ~37 days of continuous standalone heart rate monitoring 

SOFTWARE

  • Data Collector Software for sensor control and data export (optional)
  • Kubios HRV for heart rate variability data analysis (optional)
  • API & libraries: easy-to-use C++ Device API, iOS and Android libraries with wireless firmware updates
  • Development tools: open-source iOS and Android showcase application and GNU toolchain for embedded ARM

We help you succeed in your project!

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Design better research protocols

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Collect larger datasets easier

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Publish in better
journals

Phd arto pesas, chief scientific officer of fbi.

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