Testing Equipment

How do I change the battery in my R7 receiver?
https://www.dogwatch.com/contentmgr/showdetails.php/id/10345026

How do I change the battery in my R8 receiver?
https://www.dogwatch.com/contentmgr/showdetails.php/id/10345029

What are the Features of the PT4 Transmitter?
https://www.dogwatch.com/contentmgr/showdetails.php/id/10345020

How do I adjust the signal range on my PT4 transmitter?
https://www.dogwatch.com/contentmgr/showdetails.php/id/10345021

How do I check the distance of the signal field?
https://www.dogwatch.com/contentmgr/showdetails.php/id/10345022

How do I adjust the fit of the collar to my pet?
https://www.dogwatch.com/contentmgr/showdetails.php/id/10345023

What are the features of my R7 and R8 receiver collar?
https://www.dogwatch.com/contentmgr/showdetails.php/id/10345025

What does the status light on my receiver collar tell me?
https://www.dogwatch.com/contentmgr/showdetails.php/id/10345026