Patented Perfect Bark™ detection 10 levels of Light-Touch correction QuickFit™ buckle Durable, waterproof, rechargeable Two-color LED for good/low battery indicators

Don’t be fooled by this lightweight micro-collar. The QuickFit™ buckle ensures a perfect fit for neck sizes up to 34 inches; Light Touch technology provides 10 levels of self-adjusting correction; and the patented Perfect Bark™ technology makes sure that your dog’s bark is the only one that can activate it. In other words, this collar has exactly what your barking big dog needs.