Come and see our amazing products. This dog nail grinder uses an advanced diamond drum bit grinder to deliver the safest, most comfortable pet claw grinding. Recommended by veterinarians and pet grooming professionals, painlessly and precisely.Advanced 2-Speed Switch and 3 Grinding Ports,3 ports to match small, medium, or large pets,superior motor with whisper-quiet technology Super Low Noise and Vibration,The cordless dog grinder is rechargeable and has an indicator light on the bottom that turns on when charging,Each grinder has a built-in battery that lasts 2 hours after a 3-hour charge. Pls confirm further with us if any query about packing info, inventory status and time schedule.