Just three minutes a day will help keep your pet happy and odorless. Sila Waterless Bath and Flea Repel Brush neutralizes pet odors. Revolutionary technology breaks down the impurities in the air helping to destroy pet odors. As an added bonus unit includes Flea Repelling Technology that emits ultrasonic waves set to a frequency that helps control the continuous flea problem. The sturdy bristles help you comb out most stubborn tangles and gently and silently bathes your pet with up to 100 trillion super oxygenated molecules every second. It silently circulates the air to clear odors on your pet. This technology breaks down the odors and particles that cause them and leaves only fresh oxygen in its path so your pet ends up smelling fresh and looking clean. Uses 1 9 Volt battery. Keep carpet and upholstery cleaner and reduce pet dander.