Aoyar Anti Barking Device Usb Rechargeable: Handheld Training-Bark Deterrent Ultrasonic Control Range Of 16.4Ft Dogs Sonic Sound Silencer Trainer – Dog Noise Stopper & Barker Outdoor Indoor

3 Adjustable Ultrasonic Gears: The upgraded Anti Barking Device utilizes ultrasonic technology, coming with three gear adjustments of ultrasonic emission, which can meet different training demands for different dogs. One button to operate without delay, effective in dog training

16.4ft Control Range & Independent Switch Button: The maximum ultrasonic effective control distance of 5m/16.4ft allows you to use this Dog Barking Deterrent Device to train your own dog or to drive away unfriendly dogs on the road. Besides, there is a unique switch button to prevent misoperation. Once pressing the button, the touch of any button is invalid, thus avoiding unnecessary interference and damage to your dogs

Pet Safe & Owner Friendly Design: Compared with electric shock or liquid spray, this Ultrasonic Anti Dog Barking Device is the most humane way to train the dog as well as prevent their bad behaviors and habits without any harm to your dogs hearing and health as the sound frequency is between 25kHz and 30 kHz, also harmless to the human body. Moreover, if pressed over 10s, it will automatically stop to protect the dog from overstimulation

Easy to Use & Carry: The LED light with 3 different colors correspond to different ultrasonic buttons – High (red), Medium (yellow), and Low (green). The ergonomically designed shape makes it comfortable to grip and suitable for people of most ages. Featured with a weight of only 2.5oz/70g, a lanyard, and LED light function, the Anti-Bark Device is ideal for you to walk with your dog outdoors and ensure maximum safety at night. Fits dogs between 6 months and 8 years old, and over 4.5 pounds

USB Recharging: Anti barking device built-in 800mAh large-capacity battery only needs 2-3 hours to be fully charged but works for 15-30 days. (depending on the using frequency). Equipped with a USB cable, the Dogs Bark Stopper can be easily charged through a PC, power bank, or power socket