【Multiple Safe and Effective Training Modes】This is a newly improved dog trainer that uses sound/vibration to train dogs without hurting the dog. There are 7 gears with different intensities of gear adjustment to meet your needs. Over time, your dog will learn to correlate his barking with alert tones and vibration corrections to get rid of some bad dog habits. 【Adjustable Collar】 The dog collar is made of high-quality nylon with a length of 7.4-23, 5 inches. The contact column is made of conductive silicone, which is elastic and can reduce the pressure on the dog’s skin, making it more comfortable for the dog to wear. The product emits a blue light when working, which makes it easy to find dogs even at night. 【Take More Care of Your Dog】 The rechargeable dog bark control collar has a built-in 280mAh battery. Large-capacity battery that can be charged via USB, LED digital display, check the power at any time, can be fully charged in 2 hours, providing about 14 days of use time, energy
