Repellente per cani ad ultrasuoni dispositivo antiabbaio smettere di abbaiare strumento addestramento animali umani
Working Principle: The ultrasonic dog repeller emits 25KHz waves (audible to dogs 15Hz-50KHz). 1 x Ultrasonic Dog Repeller. which don't harm but deter barking and aggressive dogs.Target Audience: Effective for large, fierce.