An electric claw file that is easy and convenient to use. It is quiet and good for dogs that experience discomfort when clipping with pliers or scissors.Long lasting grindstone. The claw clipper works well for both small and large dogs and can be used to both grind down the claws and finesse them after claw clipping.Facts about Electric Groomer:Easy and convenient to use.Quiet - won't scare your best friend.Requires 2 AA batteries (not included).Best suited for smaller dogs.The claw clip itself is 13 cm long.The grindstone is approximately 14 mm in diameter.The grindstone has a very long life but is not replaceable.Important to always have fresh, high quality batteries, otherwise performance will degrade significantly.