More Humane for your beloved dogs, it will send harmless warning sound and shock to the dog whenever it barks.
There are 7 sensitivity levels (1-7) adjustable for the different size of dogs barking and specific environments through the "+" /"-" button.
Easy to use, comes with one adjustable nylon collar to put it on the dog neck, works effectively on a 15-120 pounds dog.
Lightweight receiver, unique bark terminator, more comfortable for the dog, it won't add many more bulk when wearing it.
Regarding the battery life and hassle free, our No Bark Collar comes with 3 FREE 6V Alkaline Battery for normal use.