【Harmless and Effective Dog Bark Control Device】The ultrasonic bark control device combines dog training with bark control functions. It uses 24KHZ ultrasonic technology. This dog bark control device can also effectively train your dog to stop unwanted behavior like barking, digging, eating dirty things or fighting. 【Rechargeable and Easy Installation】This rechargeable lithium battery Built-in ultrasonic anti-bark device, charged by USB cable which can be contiguous standby for 30 days after fully charged, never worry about forgetting to buy the battery and unable to use the product. The dog bark can be hung on a tree, wall or fence to prevent your own dog or your neighbours’ dog from barking. 【Waterproof and durable dog bark blocker】 bark control adopts IPX 4 waterproof material, durable, weatherproof, sturdy, safe for indoor and outdoor use in all weather conditions. Make sure the bark controller is facing the dog within range without any obstructions. 【Safe & Humane to Stop Dog
