3-in-1 Dog Silencer & Training Clicker: It is the perfect solution for dog training and bark control. With an ultrasonic releasing mode, a beep training mode and a LED flashlight mode, it can effectively train your dogs to stop unwanted behaviors like barking, digging, clawing, scratching or biting while also preventing them from climbing into high places such as chairs or couches which could lead to injury. A free gift dog clicker is inside the package. Equipped with 3 Different Frequency Sound Waves: The ultrasonic dog bark deterrent can emit ultrasonic sounds with three different frequency sound waves; stable frequency, undulating frequency, and irregular frequency sound waves to ensure dogs do not get used to a certain frequency. Grab your dog's attention by simple point and click. There is also a big button for easy clicking and a loud sound when using the clicker. Unique Design: With its lightweight design and smooth appearance, the Anti-Barking Dog Device is easy to carry during outdoor activities. It also looks fashionable with a blue color matched with three uncomplicated buttons integrated into cartoon images of dogs on them for novel fun appearances. This dog training device can be used by anyone who wants an anti-barking system without complication when using this product! Ultra Battery Life and Rechargeable: We offers you an alternative to the standard bark collar. The rechargeable bark stop is a 300mah battery full charge in 1 to 2 hours that has been designed for short-distance travel and outdoor activities - meaning bringing it with you on your next hike or camping trip will be no problem at all. It can last up to 12 days without charging, and standby time is up to 15 days. Leaving home never meant being left behind in terms of keeping pets quiet! User's Guidance: The ultrasonic training clicker doesn't effective in dogs with hearing problems, and we dont recommend using this product on dogs under six months or above 8 years old. Naughty will bring on the noise, using ultrasonic anti barking device and dog clicker in the package together as a training aid, you will easily stop dog's barking or Misconduct.