Handheld Dog Repellent, Ultrasonic Anti Barking Device, Ultrasonic Dog Bark Deterrents to Stop Dog Barking and Control Dog Barking, Handheld Devices with Dual Frequency for Training Dog (Green)

✅ -【SAFE & EFFECTIVE ANTI BARKING DEVICE】 The upgraded dual-frequency ultrasound combines fixed and variable frequencies, allowing it to be used on a wider range of dog breeds and can stop barking more effectively. The anti barking device for dogs, ✅ -【NO SKILLS REQUIRED & EASY TO CONTROL】This is designed for all people. No skills required, with it , everyone can train the dogs professionally. When you press & hold the button of it sonic bark deterrent, it will emit an ultrasonic sound, ✅ -【SAFE TO USE & SUITABLE FOR ALL SIZE DOGS】The human average hearing frequency range is 20HZ~20KHZ, and the dog can hear a wider range from 15HZ to 120KHZ. The ultrasonic bark control aid emits ultrasonic sound at 25KHZ, ✅ -【HANDHELD & PORTABLE DESIGN】The pet gentle anti barking device is compact and portable. Easy to carry when you are walking your dog, walking or running. The effective range is 16.4ft, perfect for training your dog at home or outdoors., ✅ -【ULTRASOUND SPECIFICALLY DESIGNED FOR DOGS】The average human hearing frequency range is 20HZ-20KHZ, dogs can hear a wider range from 15HZ to 120KHZ. This ultrasonic dog barking device emits a 24KHZ-30KHZ frequency conversion ultrasound.