3 SMART MODES & 50 FOOT EFFECTIVE RANGE: This anti-barking device for dogs offers 3 adjustable working modes, Including ultrasound and flash, flexibly adapting to different dog barking habits, from gentle alerts to more pronounced interventions, gradually helping to reduce barking behavior. Its 50-foot effective range ensures stable operation whether indoors, in the yard, or in the garden.
AUTOMATIC BARKING DETECTION, SAFE ULTRASONIC BARKING RELIEF: With a built-in intelligent sound recognition system, the device automatically triggers ultrasonic intervention when continuous barking is detected, requiring no manual operation. As a reliable ultrasonic dog bark deterrent and dog barking silencer, it uses dog-safe, non-shock-free sound wave technology, virtually imperceptible to the human ear, helping to create a quieter home environment.