1. The dog nail grinder is equipped with a prominent LED light that is unaffected by ambient light. It allows you to see the quick position for trimming at the right spot. It grinds your pet's nails more clearly and safely, causing less damage to your pet.2. Our LED dog nail trimmer produces very low vibration and noise to keep your pet calm. It helps to complete grinding tasks in minutes.3. The trimmer has an adjustable low - high speed design, which is enough to support heavy grinding. And with 3 ports for small, medium or large pets, simply choose the right port and speed for your pet's size and nail hardness.4. This cordless dog nail polisher has a NiMH battery that can be fully charged in 2 hours. And our electric pet nail polisher is light weight and portable, which makes it easy to operate the polisher to every corner of your pet's paw.5. This electric pet nail grinder features a diamond drum-shaped bit to provide safe and comfortable pet paw grinding.