This is a heart rate sensor user manual that introduces how to wear and use the heart rate sensor
This document is a Getting Started Guide for the Polar T31 coded heart rate sensor. It explains how to wear the sensor on the chest using an elastic strap and describes its features, such as water resistance and coded transmission to prevent cross-talk. The guide also details how to use the sensor with compatible Polar training devices.
| Battery life | Average 2500 hours |
|---|---|
| Heart rate sensor material | Polyurethane |
| Strap material | Polyurethane, Fabric: 50% nylon, 20% polyester, 30% spandex |
No, the battery of your heart rate sensor can't be changed.
Yes, it is fully water resistant and picks up heart rate even while swimming.