More Efficient: matching with the dog nail clipper, the dog nail grinder makes pet nail care easier and saves much time. Dog nail trimmer USB rechargeable, long time use and available for daily adapter. Low noise(under 40dB), adjustable low-high speed design meets trimming and shaping needs. Pet nail pattern switch, silicon handle and convenient strap nook for comfortable and portable feeling. Dog nail grinder with three size ports to different size pet. Be patience to your pet dog cat and give them time to get used to the the pet nail grinder.