* Do not use this product if your dog is prone to aggressive behavior.
* It is important that you reinforce training with your pet on a regular basis for 15-25 days before using this fence system.
* Please don't put the receiver collar on your dog when the system is tested. Your pet may receive an unintended correction.
* Please read product instruction carefully before using the system.
* Any problem Please contact our "Customer Service" immediately, we must help you resolved.