Rechargeable Pet File For Dog Nail Trimmer, Lima Electric Dog Nails Cats Shredde Pets nail grinders can effectively reduce harmful fungi and bacteria in pet nails and provide you and your beloved animal friends with a natural and healthy environment. It is recommendedto clean the nails every 2-3 weeks. Easy to use: Step 1: Familiarize your pets with the smell, shape, and sound, or touch their feet without turning them on to reduce anxiety and resistance. Step 2: Trim a pet's nails with nail clippers. Step 3: Use Pet Nail Grinder to blunt sharp nails. Choose a speed to file sharp nails, slowly near your pet. Note: Do not sand more than 10 seconds each time so that your pet canrelax. Step 4: Reward pets with some snacks so they love the nails.