The Andis Cord/Cordless Pet Nail Grinder has a lightweight and ergonomic design that is great for small or large pets. There are two speeds, normal and turbo, to quickly trim your pet's nails. The rechargeable lithium ion battery will run for up to three hours. The cord/cordless operation makes it ready for use when you are. The multi-function cap can be used on small or large pets. It is equipped with a fine grit grinding stone, as well as a finishing stone.