The tooth cleaner has powerful cleaning functions, including 4 polishing heads, 2 power modes, 3 working modes, and tooth cleaning tools. It is easy to remove hard tartar from teeth and prevent gum disease. The use of make-up removers in current dental care procedures can reduce the amount of bacteria in the mouth, thereby refreshing the breath. Specification: Material: Silicone Color: green, pink Size: 210X31X31MM Power input: 5V / 0.5A Rated power: 1w Backup power: 2 AA batteries (not included) 1[Provide dental care for pets] This pet tooth cleaner can effectively clean pet's tooth stains, calculus and tartar. Using Mothermed electric professional tooth polish in your pet's current daily dental care procedures can freshen your breath, thus alleviating your pet's health concerns. Wonderful gift for pets. 2 [Reliable and universal] This plaque cleaner is designed with two insertion modes: USB powered and battery powered (not included), three operating modes and four different types of brushes for more thorough cleaning Your favorite pet. In particular, after installing the brush, the size of the brush head is 1.33 inches. 3 [Advanced safety material] The brush is made of silicon material, which is beneficial to the pet’s teeth for the movement of electromagnetic waves. It uses electromagnetic force to rotate it at high speed, so that its high-frequency grinding surface can be professionally solved. Pet stains and stiffness issues. 4 [Easy to use] Install a brush, apply an appropriate amount of toothpaste on it, then place it on the stain, then turn on the switch to rotate. After use, please remove the brush and clean it, dry it and put it back in the storage box. Usage: Install 2 AA batteries or USB plug-in, please do not use AA batteries and USB plug-in at the same time.