1x Ultrasonic Dog Training Aid | 25ft Range

 [100% safety] Dog barking control device, which easily catches the dog's attention, but is not hurting to both dogs and human, just like a dog whistle. This dog training device can effectively help train your dog to stop unwanted behaviors such as barking, digging, eating unsafe food, fighting, etc. [High Power] 20Khz-25Khz irregular frequency sound waves can effectively prevent dogs from adapting to specific ultrasonic frequencies, thereby improving the effect of use.Powerful dual sonar heads has higher power and more effective than the single head on the market [Multi-function] Built-in large-capacity battery only needs 2 hours to be fully charged but works for 30 days. It has two different sound wave modes, which can break the dog's immunity to a certain sound wave. [Easy to carry] The ergonomic design is very suitable for your hands, and the climbing buckle and hand rope can let you carry this ultrasonic dog barker anywhere. [Effective control range] With the original technology