【Smart Tech & 50% More Power 10% Quieter Motor】 Casfuy latest N90 dog nail grinder combines the industry’s most powerful motor with advanced smart tech to enhance both grinding power and noise control. With 50% more power and 10% less noise, it keeps puppies calm and makes nail grinding more effective than ever for large breeds. It’s the top choice for both professionals and pet parents. | 【Adjustable 6 Speeds for Perfect Precision】 With speeds from 7000 to 12000 RPM, the Casfuy electric dog nail file is one of the most powerful on the market. It offers 6 speed levels, each featuring 9 variable power settings. The smart optimization ensures that every speed delivers the ideal power for small, medium, and large pets’ nail care. Experience the perfect blend of power and precision. | 【2 LED Lights Illuminate the Quick for Safe Grinding】 Over-clipping during nail trimming is frustrating. The 2 LED lights on the Casfuy dog nail trimmers make the quick easy to see, helping you avoid over-clipping and ensuring safer, more precise grinding. Paired with a diamond drum bit, it delivers the most comfortable nail grinding for your pets. | 【3 Grinding Ports & Extra Dust-Free Cap】 Our pet nail grinder for dogs has 3 grinding ports cater to pets of all sizes-simply select the right port and speed based on your pet's nail hardness and size. An extra detachable plastic sheath surrounds the grinding bit, collecting nail dust for easy disposal and keeping your grooming area clean. | 【Large 2000mAh Battery & LED Display Screen】Equipped with a 2000mAh lithium battery, our rechargeable dog toenail grinder charges fast in 3 hours and offers up to 6 hours of working time, providing 30% more runtime than ordinary grinders. The LED display shows battery life and speed settings, freeing you from battery worries during grooming.