The electronic dog repeller circuit produces a discomforting but not harmful, high frequency sound, audible to dogs but not to humans. Help stop the approach of unwanted dogs at up to 15 feet. It uses ...

This ultrasonic dog repeller circuit will chase away angry dogs. It is build with the all known 555 circuit, a buzzer and a little ferrite transformator. The ultrasonic frequency must be set with a ...

WIDE CONTROL RANGE AND PORTABLE SIZE: The ultrasonic dog repeller has a control range of up to 23 feet. The anti barking device is small in size and easy to carry anywhere, making it easy to use both ...

MACHINE WASHABLE LIGHTEN UP -- This lightweight water-repellent fabric is durable & easily wipes clean— perfect for travel & everyday adventures CHIC & SECURE -- Keep your tech essentials safe with 1 ...

Unlike traditional single-frequency bark deterrents, the PawBehave Variable Dog Bark Deterrent introduces a 10-level adjustable ultrasonic technology ranging from 21kHz to 30kHz. This innovation ...