An efficient bark stopper that makes your life better. The portable handheld ultrasonic anti-barking device features ultrasonic anti-barking technology and a built-in ultrasonic sensor to help owners control unnecessary barking and prevent unwanted behaviors such as excessive barking, digging, chg, eating, or fighting. Features: The material of this handheld dog trainer is made of plastic, which is safe and reliable, not easy to wear and tear, and can be used for a long time. Ultrasound exceeds the upper limit of human hearing, but is within the upper limit of dog hearing. They are harmless to humans and pets. Three-in-one functions: 1. Train various dogs, such as used as pets, police and shepherd dogs. 2. Effectively repel ferocious dogs. 3. It can also be used as a flashlight at ordinary times. Reminder Our barking device may not be suitable for all dogs. Deaf dogs will not respond to this device. Hearing-impaired dogs probably aren’t either. Each dog's behavior and tolerance are unique, and each dog responds differently to varying degrees and different methods of correction. Please allow 2 weeks to use this to train your dog.

?REPLACEABLE BATTERIES? Replaceable battery-based bark arrester. Compared to rechargeable dog bark stoppers, it doesn't require spending extra time charging the device, just easy battery replacement. It saves time and effort, and has a relatively long service life, saving a lot of unnecessary trouble. ?PORTABLE DESIGN?The stop dog barking device is small in size and lightweight. You can take it anywhere to prevent your own dog or your neighbor's dog from barking. Make sure the barking controller is facing the dog within the effective range without any obstructions. ?HIGH-QUALITY MATERIAL? This handheld dog training device is made of plastic, safe and reliable, not easy to wear and tear, durable and can be used for a long time. A dog that barks at you can be chased away, but it is not harmful to the dog. ?ONE BUTTON CONTROL? The dog stopper is easy to use, you just need to press and hold the button, it will emit ultrasonic waves to attract the dog's attention and make them stop barking or bad behavior. ?SAFE & HUMANE DOG TRAINING?The dog barking device stops dogs from barking in a safe and gentle way without causing any physical harm. Once he responds positively, praise and reward him to improve memory of the trained behavior. Ongoing training is required to achieve effective and lasting results.