A safe option for stopping unwanted barking, this collar features a learning system that vibrates before any correction. The bark-recognition sensor has 10 levels of stimulation and a vibrate-only mode. Contact points are made from conductive plastic and ergonomically shaped with your dog’s comfort in mind. High-quality plastic strap is detachable and easy to clean. Fully waterproof. Recommended for petite to medium-sized dogs. Two CR2032 lithium batteries and owner's manual included. One-year manufacturer's warranty. Colors: Black, Pink.