DogWatch® Hidden Fence How-To Videos If your question isn’t answered in any of these videos, please Contact Us. We welcome your questions! Introduction to DogWatch® Transmitter Features How to CHECK the size of the signal field Range How to ADJUST the size of the signal field Range Receiver-Collar Features How to use the Receiver Multi-Tool How to attach the Receiver to the collar/strap How to adjust the fit of the collar/strap for your pet How to replace the battery(R9/Smart Receiver) How to change the correction level (R9/Smart Receiver) How to replace the battery(R7mini Receiver) How to change the correction level (R7mini Receiver) The reviews are in, people love DogWatch® Get A FREE Quote!, Get A FREE Quote!