Rechargeable Anti bark Collar with Beep Vibration and No Harm Shock, for Small Medium Large Dog

Product Principle:

This product USES the sound sensor to collect the dog barking sound, when recognizes the dog barking, will trigger the product to work automatically. Our company owns strict production workshop, all materials and chips are used in the industry's top level. we promise a very low failure rate and great safety, please rest assured to buy.At the same time, it is suggested that the collars should not be worn too tight, and they should be worn for no more than 12 hours every day. For pets with small size and large amount of activity, we suggest that you can rotate a minimum of every few hours, again to prevent pressure sores.