General description The Anti Barking Dog Ultrasonic Device is designed to effectively deter barking in dogs of all breeds and sizes, with a sonic penetration range of up to 50 feet. This automatic device allows for hands-free training, making it easier to manage your dog's behavior. It is particularly effective within a 50-foot range, and while most dogs respond well, some may take longer to adjust to the ultrasonic sound. Technical specifications Range: Up to 50 feet Battery: Built-in 1500mAH lithium battery Charging time: 5 hours for a full charge Continuous operation: Up to 30 days on a full charge Waterproof rating: IPX4 Material: Rugged ABS housing Installation Can be easily hung or mounted on a tree, wall, or fence post Ensure the device faces the dog within a clear range for optimal effectiveness Usage Effective on most dogs, but not suitable for deaf or hard of hearing dogs Some dogs may initially be afraid or dislike the ultrasonic sound Training may take up to 2 weeks for