PawLites Dog Repellent for Street Dogs Ultrasonic Equipment Living Room Pest Control Pet Dog Repeller 3 in 1 Anti Barking Stop Barking, 150db Banish Dog

Ultrasound design: based on the theory that ultrasound, the dog trainer can effectively train your dogs to be obedient and stop some unwanted behaviours, such as barking, chewing, digging and more.

Wide application: Perfect for training various dogs, such as Street Dogs As Well As pets, dogs in police , Collie, Border Collie, shepherd dog, etc.

Easy to operate: first open the battery cover and then put 1 piece 9V battery (not included), the sound is audible only to pets, finally turn on the switch and it can work well, also they can serve as a flashlight when necessary.

Multi-functions: except as a pet training tool, it also can prevent you from dog attacks, suitable for outdoor work, travel and security night patrol.