Safe and Comfortable, Train Your Dog Without Injury - Rechargeable anti-bark collar with 3 vibration/sensitivity/electric shock modes. Gives your dog stimulation to quit these bad habits, but will not harm your pet or cause damage. EFFECTIVE ANTI-BARKING, AWAY FROM NEIGHBOR COMPLAINTS - The dog bark collar features a sensitive bark system that quickly adjusts to 7-level settings according to your needs. An automatic anti-bark collar can teach your dog appropriate behavior and protect you from neighbor complaints. EASY TO USE AND DURABLE - The automatic dog bark collar is easy to use and does not require any remote control. After adjusting the level, you need to put it on your dog. A full charge of the collar in 1 hour provides 10 days of battery life, which lasts a long time. ADJUSTABLE STRAPS FOR DOGS OF ALL SIZES - The adjustable nylon straps are very strong and durable, suitable for all small and large dogs. In addition, the dog collar also has a special design with reflective