Ultrasonic technology: The bark stopper uses ultrasonic technology, which will produce super strong ultrasonic waves to repel dogs.<br>Double speakers: The dog barking control device adopts a dual speaker design, with stronger ultrasonic waves and stronger dispersion power.<br>Laser Design: The dog barking deterrent device adopts laser design, the laser rays stimulate the dog's eyes and scare the dog away.<br>Multiple scene applications: Dog barking deterrent can scare away vicious dogs, stop approaching, and can also train dogs to stop barking.<br>Compact design: The dog barking stopper is small in size and light in weight, does not take up much space, and is suitable for portability and use.<br>Package includes: One Bark Stopper<br>Note:<br>1. Please allow some errors due to manual measurement. Please make sure you don't mind before bidding.<br>2. Due to different monitors, colors may vary, please understand.<br>Hello, please pay attention to your shipping address when purchasing products. If your delivery information (e.g. name, street, house number, doorbell/box without name, etc.) is incorrect, the order will not be delivered correctly. )