Product Easiness, Safety & Convenience In comparison with the old version or others, Casfuy upgraded dog nail grinder strengthens the power of the motor and adds a built-in led light, which makes you feel eased at giving your pet, small medium or big, personal nail care anytime. Read more Why Choose Casfuy Upgraded Dog Nail Grinder? Built-in Led Light Sufficient light sets you free from choosing a location or time to grind your pet's nails. And the chance you accidentally hurt them will reduce too. More Powerful Motor Adopted with a more powerful motor makes Casfuy upgraded dog nail grinders powerful enough to support heavy grinding. Low Noise 50db Ultra-quiet noise, lower than 50db, won't frighten your pet, and you can get nails done easier. Wide Pet Sizes Range 3 ports are available for small, medium, and large pets. Note: Black protective sleeve is removable. Remove it if necessary while grinding. Read more How to Use Casfuy Upgraded Dag Nail Grinder Correctly? Introduce the Grinder Before grinding,introduce the nail grinder to your pet gradually and familiarize it with the rotation and the sound. Apply the Grinder Choose appropriate port and speed, then gently grind their nails with led light side. Reward for Every Success Give your pet its favorite snack as a reward for every success to build a connection between nail grinding and reward. Clean the Grinder After grinding, remove the protective sleeve and gently wipe the diamond bit head, grinder, and its covers with paper or cloth to remove nail powder. Read more