• CATEYE computer-wireless sensor
  • CATEYE computer-wireless sensor
  • CATEYE computer-wireless sensor
  • CATEYE computer-wireless sensor
  • CATEYE computer-wireless sensor
1 6
CATEYE computer-wireless sensor
CATEYE computer-wireless sensor
CATEYE computer-wireless sensor
CATEYE computer-wireless sensor
CATEYE computer-wireless sensor
CATEYE America

Wearable Bluetooth® Optical Heart Rate Sensor

CATEYE America

Introducing the OHR-31 Optical Heart Rate Sensor, the perfect balance of performance and convenience. This compact wrist watch style device offers dual-band Bluetooth 5.0/ANT+ capability for easy connection to cycling computers and smartphone apps, plus USB rechargeable battery with up to 24-hour run-time. IPX7 rated to withstand the elements, the OHR-31 also features an LED low battery indicator and auto shutdown mode for maximized battery life. Multiple armband sizes included. Enjoy effortless tracking of your heart rate without the bulk of a chest strap.

SKU: 1604540

$74.95
$74.95
    How does it work?
    Features

    Compact wrist watch style Optical LED based heart rate sensor
    Dual band Bluetooth 50 / ANT+ seamlessly connects to cycling computers and smartphone apps, including CatEye Cycling
    USB rechargeable with up to 24 hours of run-time
    IPX7 rated to withstand the elements
    LED low battery indicator and auto shutdown mode maximizes the battery life between charges
    Includes multiple armband size options to ensure proper fit
    Functions

    Heart rate
    Run time
    Tech Specs

    Transmission: Bluetooth 5.0 / ANT+
    Sensor: Optical LED
    Heart rate range: 40-220 bpm (±5 bpm)
    Dimensions: 1-49/64" x 1-19/64" x 15/32" (45 × 33 × 12mm)
    Weight: 0.39 oz (11 g) (Excluding the arm band)
    Shipping Information

    How much does shipping cost?

    Shipping is free for all orders over $50. Otherwise it's anywhere from $5 to $30 depending on the product and selected shipping service.

    Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.

    How long does shipping take?

    We ship out all orders within 24 hours, excluding weekends and holidays. Standard shipping arrives within 3-5 business days, while Expedited shipping arrives within 2-3 business days.
    Returns Policy

    We gladly accept returns of unused, undamaged or defective merchandise purchased online within 60 days from the original purchase date.

    See full returns policy
    CATEYE computer-wireless sensor
    CATEYE computer-wireless sensor
    CATEYE computer-wireless sensor
    CATEYE computer-wireless sensor
    CATEYE computer-wireless sensor

    • Trusted Since 1954

      For over 60 years, CATEYE has been committed to manufacturing products with quality you can trust.

    • Japanese Innovation & Technology

      CATEYE originated the first LED bicycle headlight and continues to be a leader in innovation and technology.

    • Industry Leading Support

      All products come with a robust 2 year warranty and support when you need it.
    FREE SHIPPING on all orders over $50
    EASY RETURNS 60-day postage paid returns
    SIGN-UP to our mailing list and SAVE 20% off your next order