Anti-dog device, ultrasonic, black/white

General description This anti-bark device utilizes advanced ultrasonic technology to effectively control excessive barking in dogs of all breeds and sizes. By emitting ultrasonic sound, it helps to silence loud barking, making it a humane solution for dog training. Technical specifications Ultrasonic penetration radius: 50 feet Power source: 9-volt battery (not included) Battery life: up to 1 month, depending on usage Adjustable ultrasonic volume levels: test, low, medium, high Installation Designed for easy hanging or mounting on trees, walls, or fence posts Usage Rotate the button to test different frequency bands for optimal results Allow up to 2 weeks for training, as some dogs may initially resist the sound Other information Durable and waterproof, suitable for all weather conditions Not suitable for aggressive dogs, noisy environments, hearing impaired dogs, multiple dogs together, or dogs under 6 months or over 8 years old