Anti Barking Device for Dogs,3 Modes Dog Barking Deterrent Devices,33FT Control Range Indoor Outdoor,Rechargeable & Waterproof Anti Barking Device,Anti-Bark Tool for Large Small Dogs

【Safe and Humane Anti Barking Device】Built-in updated dog barking sensor supports the anti barking device for dogs to work only when it detects dogs' barking. No shock, no irritating smell, ultrasonic waves only heard by dogs, safe for humans and pets. 【Suitable for All Sizes Dogs】3 different ultrasonic mode settings help you scientifically stop dog barking. Mode 1: 15-30KHz, suitable for large or naughty dogs from barking. Mode 2: 20KHz, perfect for stopping docile dogs from barking. Mode 3: 30KHz, great for deterring small dogs from barking. Choose the appropriate mode according to the dog's specific situation using the anti barking device for dogs 【Effective Range up to 33FT】The dog barking deterrent devices with a 33FT effective range means just one device can cover your rooms and stop multiple dogs from barking. The wide control range makes it suitable for outdoor dog barking deterrents, especially for stopping a neighbor’s dog from barking. Install it in a place where dogs are always barking for more obvious results. 【Long-Lasting Working Time】Our dog barking deterrent devices features a high-capacity battery. It's convenient to charge the ultrasonic dog barking device using a USB port from your laptop, charger, or power bank. A full charge takes just 5 hours and provides up to 30 days of continuous use, with a standby time of up to 60 days. 【Easy to Use】The anti barking device comes with 2 screws for quick and secure installation on fences, walls, or trees. Its IPX4 waterproof design makes it durable in various weather conditions, perfect for both indoor and outdoor use.