Q. How do I remove the casing around the Heyrex monitor?

The Heyrex monitor can be removed from the casing by inserting a flat head screwdriver into the horizontal gaps at the back of the casing, then gently twisting to separate the two parts.

For further instructions on how to change the batteries in the Heyrex monitor, view the video below.

Changing the Batteries
Attaching to a Clip collar
Attaching to a Buckle collar

Frequently Asked Questions

Here’s a place to find common questions about Heyrex. If there’s anything that you can’t find here, please Contact Us.

Distribution Partners
Heyrex History
Why we made it & the Heyrex story.
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