The Casfuy Dog Nail Grinder is a professional 2-speed electric rechargeable pet nail trimmer that delivers the safest, most comfortable pet claw grinding. It features an adjustable, low-high speed design that is powerful enough to support heavy grinding. And with 3 ports to match small, medium, or large pets, you can easily choose the appropriate port and speed depending on your pet’s size and nail hardness. It also has a rechargeable battery that lasts 2 hours after a 3-hour charge. The lightweight and ergonomic body design makes it easy to handle in your right or left hand.