?Very Safe?: This automatic dog anti bark collar does not harm the dog and does not constitute dog abuse. The contact column is made of silicone, which is flexible and reduces stress on the dog’s skin, making it more comfortable to wear. This electric dog bark control collar can better train the dog not to bark, so that you can get rid of the trouble caused by your dog’s barking. Adjustable Mode: The dog training collar has 3 modes, 7 levels of vibration can be adjusted. All of these modes will effectively prevent dogs from barking without hurting them. You can choose the most suitable mode to train your dog. This anti bark dog collar can be charged via USB. takes 1-1.5 hours to fully charge, can be used continuously for about 14 days in a fully charged state. Adjustable Collar: The electric dog collar has a circumference of 7.4-23.5 in (18.84-59.66CM) and suitable for small dogs, medium dogs, large dogs and other pet dogs from 7-54 kg. The anti bark collar is made of nylon and is
