Key features

• •Auto-Sensing Technology - Detects barking at night, doorbells or outdoors, emitting 25-30KHZ ultrasonic waves within 32ft for hands-free control.(Important: This device works passively and activates only when your dog barks. It is not an automatic or continuous sound emitter, but a responsive tool triggered by barking.)
• •Age-Specific Frequency System - Gentle 20KHZ for puppies (5-12mo), strong 30KHZ for adult dogs (1-8yrs), and blended 15-25KHZ progressive mode for seniors. Tailored solutions for 10-130lbs dogs including poodles, retrievers and herding breeds.
• •Professional All-Weather Protection - IPX5 waterproof for summer storms, UV-resistant for sunlight, operates at -20℃. Perfect for balcony mounting, backyard use or camping trips. Features 3hr Type-C fast charge, 30-day battery life with LED power indicators.
• •Family-Safe Training - Causes brief distraction without pain, absolutely safe for homes with kids/pregnant women. Ideal for managing 2-3 dogs simultaneously, reduces barking in 7-10 days for herding/husky breeds, creating peaceful home environment.
• •Usage Tips & Recommendations - For optimal performance, mount the device at 40-60cm height facing your dog's primary activity area. Begin with the lowest setting (20KHZ) for 3-5 days during initial use. While effective for most breeds, results may vary for hearing-impaired dogs.