Characteristics:

- When the product's microphone detects a barking dog, the product will automatically emit a high-pitched ultrasonic sound. This kind of ultrasound is inaudible to the human ear, but can be heard by dogs. For a dog, this is a harsh noise, so the dog will stop barking and leave

- Designed for outdoor use, this product is durable and weatherproof. It's designed to look like an alarm clock. It can be conveniently hung from a tree, anywhere in the house or in your yard. It can be hung up and casually placed on a table or anywhere else.

- It prevents the dog from barking excessively, which can affect you and your neighbors. An outdoor ultrasonic arrester can effectively prevent barking without the need for a receiving collar. Safe and effective for all breeds and sizes of dogs

- Use built-in microphone to detect barks up to 50 feet high

- Two-color LED: The green battery is sufficient, and the red battery is low and does not blink. The battery needs to be replaced

- Level 4 operation, including test mode, down to 15 feet, medium range 30 feet, range up to 50 feet

- Product name: Ultrasonic Anti-barking device

- Color: Black

- Model :9V battery

- Material :ABS plastic

- Style :USB charging

- Bark plug size :3.07*2.04*1.65in

- Power supply :9V battery (including)

Package materials include:

-1* Bark stopper