Pay in installments of $13.50 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
CATEYE OHR-31 OPTICAL HEART RATE SENSORIntroducing 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.
Features
Specification
- Heart rate range: 40-220 bpm (±5 bpm)
- Connectivity: Bluetooth®, ANT+
- Battery indicator: Low battery warning and LED alerts
- Power saving: Auto shut-off after 15 minutes of inactivity
- Water resistance: IPX7
Contents
- 1 x Cateye OHR-31 Optical Heart Rate Sensor
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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
4.8 ★★★★★
Based on 13 reviews
Sort
Product Reviews
★★★★★ 2
Loose
Color: Black
Water tube fits to loose
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 3, 2024
★★★★★ 5
Great quality and price
Perfect fit. Received quicker than boat shop
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 22, 2025
★★★★★ 5
Easy to install if you watch some online how to videos.
The water pump kit worked great on my 35 year old, 2 stroke, 100hp, Mercury Outboard.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 15, 2025
★★★★★ 4
Very good shipped and received fast
Missing one bottom gasket. Maybe factor made changes from old style
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 10, 2021
★★★★★ 5
Good impeller kit
Great kit for impeller alpha one gen two outdrive. The only thing that was missing is the instructions as a reference.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 14, 2025