💗Ultrasonic Anti Barking Device is the most humane and effective way to stop unwanted barking, more user-friendly, and safer than the dog collar.

💗Features - dog bark control device:
✿ 100% Safe & Humane
✿Upgraded Version - Combining fixed frequency (20,30KHz) with variable frequency (15-30KHz)
✿ Extensive Effective Range-Up to 33 Feet & 150°Wide
✿ 3 Adjustable Frequencies
✿ One-Knob Operation-Easy to use
✿ Durable Power
✿ Durable & lightweight for indoor and outdoor use
✿ USB Rechargeable
✿ Fits More Dogs of All Breeds

● Adjust the level of frequency by turning the knob:
Level 1: 15KHZ-30KHZ, apply to large/naughty dog.
Level 2: 20KHZ, apply to docile dog.
Level 3: 30KHZ, apply to small dog.

● How does It work?
1. When the stop barking dog device is within range of the barking dog, the microphone picks up the sound, and the unit is automatically activated.
2. The outdoor no bark device emits an ultrasonic sound. (Ultrasonic sound can be heard by dogs but is silent to humans.)
3. Startled by the high-pitched sound, the dog should stop barking, it will associate its bark with this unpleasant noise.
4. When the dog stops barking, the ultrasonic sound will stop.

● Package:
1 x Anti-bark device
1 x USB Cable
2 x Mounting Screws
2 x Anchors
1 x User Manual

● Note
💗If you have any issues, pls feel free to contact us.
💗This anti barking device is suitable for 6-8 months ❎The dog training aid will not work on deaf or hearing impaired dogs or aggressive dogs.