Features:<br> Ultrasonic Technology: Utilizes high-frequency sound to deter barking.<br> Effective Anti-Barking Device: Specifically designed to stop unwanted dog barking.<br> Dual-Purpose Dog Trainers: Also functions as a training aid for behavior correction.<br> Hands-Free Bark Control: Provides convenience with its automatic functionality.<br> Humane & Safe Method: Employs a non-harmful approach to pet training.<br> Reduces Nuisance Barking: Helps create a quieter environment.<br> Promotes Good Pet Behavior: Aids in teaching dogs appropriate conduct.<br> Easy to Use: Simple setup and operation for pet owners.<br> Notice:<br> *Actual color may be slightly different from the image due to different light effect<br> *Please allow 1-3cm deviation due to manual measurement<br> <br> Size: 164*110*60mm<br> Battery: 750mAh lithium battery<br> Maximum effective distance: 15 meters<br> Number of speed settings: 3<br> Rechargeable method: 5V DC/0.5A<br> Package List:<br> 1x Automatic Ultrasonic Dog Bak Deterrent