Dog Behaviour Training Collars: To silence excessive dog bark, it adopts safe spray to stop unwanted dog barking or correct misbehavior, especially to protect the puppy dogs. Using spray stimulation with unscented stain- free, no harmful shock, no pain for dogs, keeping them calm and safe throughout training. NOTE: NO citronella spray in this device, please buy it separately on the Amazon.Adjustable Volume & Sensitivity: This dog bark collar citronella has spraying impulses in 2 levels high or low, can be adjusted according to the barking of big dogs and small dogs are at different frequencies, the spray volume of anti barking device can be large or small.Rainproof, Rechargeable and Long Battery Life: Built-in lithium battery, fully charging only needs 2.
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