With 4.8 volts of high power motor, PATPET new pet nail grinder is 3× more powerful than previous grinder. That's strong enough to get all the job done within few minutes, even for the tough nails of larger dogs. By summarizing the previous experiences, the 2 grinding speed of the latest version has been raised to 8000rpm and 10000rpm. It's great to trim both white and dark nails. And the new grinder still uses diamond bit wheel, delivers the most comfortable pet claws grinding. PATPET electric dog nail trimmer has 2 LED lights. It allows you to see the dog nail area easier, preventing you from over-grinding. Dual LED lights is a new design. Lights shine more accurately than other ordinary LED grinders, making grinding safer and more precise. Many pets get stressed by the sound and vibration of pet nail grinder. However, our electric pet nail grinder uses a superior motor with whisper-quiet technology that produces a very low vibration to keep pets calm and help sand pets claws faster and easier.This cordless dog nail grinder comes with a USB cable for charging, it can last 2 hours after a 3-hour charge. The lightweight and ergonomic body design also makes it easier to handle. Easily grind your pet’s nail anywhere. Please worry-free to purchase.