2-in-1 Ultrasonic Dog Trainer: Anti barking device is a professional device for Dog Training and Dog Bark Control.The ultrasonic emitted by the bark control device can attract the attention of dogs and help prevent dogs from barking, digging, scratching, biting, climbing on furniture and other unwelcome behaviors.

Easy To Use: With 4 Modes, Ultrasonic Flash Mode, Ultrasonic Mode , Sound Mode ,and LED Flashlight Mode.The dog barking control devices not only trains your dog, it also stops other dogs from approaching you while walking, jogging or biking.Just press the button and point the device at the dog while the dog is barking or approaching you, and the dog will stop their bad behavior.

Safe & Effective Frequency: This bark control device can emit 25kHz fixed frequency and 20-30kHz variable frequency, which humans won't receive but it works for dogs.The dog whistle to stop barking has no shock, no vibration, no noise,no touching the dog's skin, nor will it affect the dog's hearing,so harmless to dogs.Suitable for small medium large dogs.The anti barking device for dogs has built-in LED lights and is designed to improve safety when walking at night or training outdoors.  Not only can bright LED lights illuminate your path, but the flash mode can also act as an additional deterrent to deter aggressive or unfriendly dogs from approaching you.

Longer Control Distance & Portable Size: The control range of bark deterrent is 16.4-23ft. The small dog barking deterrent along with a wrist strap is convenient for you to carry anywhere and easy to use Outdoor & Indoor.

Quick Type-C Rechargeable: Ultrasonic bark control device is using an type-c charging method rather than the traditional battery-driven device.2.5 hours fast charging.