Bark Less, Wag More! 🐾 Certified for safety with auto-protection mode to prevent over-activation. Adjustable strap fits dogs from 7 to 55kg comfortably. Rechargeable battery lasts over 14 days on a single charge. Advanced chip distinguishes your dog's bark from others. Two training modes: beep & vibration for tailored training. Rechargeable battery 2 training modes IPX6 waterproof The HVRSTVILL Advanced Bark Collar is a humane, no-shock solution designed for dogs of all sizes. With two training modes, adjustable intensity levels, and a long-lasting rechargeable battery, this collar ensures effective training while prioritizing your pet's safety and comfort. Its lightweight, weatherproof design makes it perfect for any adventure, and it comes with a 2-year quality guarantee.