THESE ARE OPEN BOX UNITS IN NEW CONDITION.

• Humane, Effective Anti Barking Helper: The NBJU dog bark collar offers 3 working modes that are customizable with 7 adjustable sensitivity levels, allowing you to select the mode (beep, vibration, or shock) and sensitivity level that best suits your dog's temperament. With this bark collar, you can find the most effective way to curb your dog's barking without causing them stress or pain, gently correcting their barking issues.

• Automatic Stop Barking in 0.1 Sec: Use an upgraded smart sensor and premium chip for more accurate detection of your dog's barking. It activates quickly when your dog barks, reminding them to follow the rules and control their barking. The collar will only be activated when worn by your dog, preventing false triggering from other sounds or dogs

• Scientific and Safe Training Collar: Dog training should be both scientific and safe. The NBJU bark collar is equipped with a protection system that temporarily stops working for 1 mins if it has been activated 5 times in a row. This helps to protect your dog from unnecessary punishment. And the collar is equipped with silicone sleeves that can protect your dog's skin.

• Quick Charge& Long Battery Life: NBJU Bark collar recharge with high capacity battery, it can be fully charged in 30 mins for up to 15 days of work time, this device has a long enough battery life so you don't have to recharge the batteries frequently.

• Comfortable for all sizes of Dogs：The bark collar is light, the collar strap is sturdy and adjustable for the length of the dog's neck( fits for neck sizes 7.8" - 25" dogs around 8 to 120 lbs), this dog bark collar is suitable for small, medium and large dogs. IP67 waterproof ensure it can be able to work normally in rainy or humid environments without damage.