About this item HELPFUL DOG TRAINING PARTNER - The KAROTEZH bark collar silences unwanted barking in dogs. Dogs of all shapes and sizes can use it comfortably. This dog bark collar is perfect for lounging about the house, taking the dog for a stroll, or playing in the garden at night. For training purposes primarily, this dog collar will activate when the dog barks to send a warning. 2 DOG-FRIENDLY TRAINING MODES - It is possible to choose between a shock and no shock setting on the anti-barking collar strap. Alternative settings for this barking collar include a vibration mode that only vibrates and beeps, and a shock mode that includes beeps, vibrates, and shocks. This anti-bark collar has a built-in safety feature that disables it after 6 consecutive triggers within 30 seconds, only to activate again 2 minutes later. NTELLIGENT INTERFERENCE, NO FALSE ALARM - The dog training collar has an advanced trigger sensor that only goes off when your dog barks, and not in response to environmental noises like other dogs barking. The anti-bark collar works immediately and efficiently, without any further steps or waiting. The bark collar may be readily adjusted to suit your needs by adjusting the sensitivity from 1–5 according to the dog breeds and training targets. 5 SENSITIVITY LEVELS FOR DIFFERENT BREEDS - The dog shock collar is adjustable to five different levels of sensitivity and can pick up on barking from dogs of varying sizes. Pick a setting that's just right for your pets' level of sensitivity. sensitivity levels range from 1 (least sensitive) to 5 (most sensitive). The nylon belt on the shock collar is NN inches long, so it may be sized to fit dogs anywhere from 10 to 120 pounds. USB RECHARGEABLE WITH LARGE CAPACITY - The 400mAh rechargeable battery in the dog training collar provides power for up to NN days on a single charge, which takes about 2-3 hours to complete. The battery level will be indicated via a flashing icon on the display panel. A dog of any size can wear this collar thanks to the adjustable nylon strap. If you have any question regarding this dog bark collar, please turn to us, we are glad to assist you.