Dog Bark Collar - Citronella USB Rechargeable Mist Spray Training DeviceDog Bark Collar Citronella USB Rechargeable Mist Spray Training Device How to train my dog to stop barking? Does your dog bark at all times of the day and night? Do you want a product that is effective and humane? Then this is the product for you. The rechargeable dog collar works by spraying a fine citronella mist that is non toxic in your dogs face each and every time the dog barks. The hissing sound that accompanies the spraying action also lets