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