Features

1.There is only sound waves, this is the best and safe way to stop a dog from barking.

2. It can be hung anywhere in the house or in your yard, or placed on the table or other places at will.

3. There are 3 levels of sensitivity (the effective range is between 4.5, 9 and 15.24 meters).

4. It can be set to "Off" to protect the battery when it is not used for a long time.

5. Excessive barking of dogs will affect you and your neighbors. An outdoor ultrasonic bark stopper can effectively stop a dog from barking and does not require a receiving collar. Safe and effective, suitable for dogs of all breeds and sizes.

Specifications
Material: ABS
Size: 11*9*7cm
Battery: 1500 mA
Charging method: USB
Life time: 29 days
Effective range: 15m