Dog Anti Bark Collar, Rechargeable Training Collar for Small Medium Large Dogs, with 2 Vibration and Sound Modes 7

Dog Anti Bark Collar with 2 Modes: Safety 2 humanized working modes, will not cause harm to your dog. When barking is detected, it will beep or beep and vibrate. The anti-bark collar will continue to work to move to the next level of correction until the dog stops barking. Light press for 0.5 seconds to turn on, long press to turn off.