Portable anti-barking ultrasonic device for dogs - Safe and humane solution: uses ultrasonic technology to calm your dog quickly and stop barking, helping to correct undesirable behavior without discomfort. - Effective training aid: emits high-frequency sound waves that quiet your dog in minutes a day and support training progress with a quiet, fast-growing response. - Long-lasting power and easy charging: 800 mAh battery; USB Type-C charging; daily charging typically takes about 1.5 hours; fast charging can provide up to 2 hours of continuous use; intelligent display design makes operation straightforward. - Portable and convenient: compact enough to fit in a bag or pocket for walks or training sessions; holding the button emits the ultrasonic signal and the device can also switch to a bright torch to illuminate your path home. - Practical use scenarios: - On walks to control barking when encountering other dogs or distractions nearby. - During home training sessions to reinforce calm behavior and reduce barking over time. - Night walks or yard time, using the built-in torch to light your way while training.