[ Ozone Sterilization and Deodorization ] - When combing your pets’ fur, the massage comb can quickly generate ozone O3 and reach your pets skin which keeps away any harmful bacteria or viruses that is living on the fur of your pet. As ozone has the strong oxidation that will dissociate and denaturalize protein, reducing the activity of nucleic acid and enzyme. [ Great for Grooming and Massage ] - It comes with smooth edges and rounded teeth, easy to hold and gentle comb teeth for brushing. Use it to remove hair and eliminate knots, dander, and trapped dirt without hurt your pet. Your kitten, puppy, cat, dog, or senior pet will love the feel of grooming and massage. [ Rechargeable and Quiet Operation ] - Equipped with 500mAh rechargeable battery and Type-C charging interface, it can be charged by most power sources with Type C to USB cable. This pet comb is quiet without scaring your pets away when combing and massaging pet's fur and undercoat.