Feature:1. Dog nail grinder, adopted advanced diamond emery, and premium material. It's very quiet and strong enough to file down pet nails efficiently and safely. pet nail grinder took the stress out of weekly nail maintenance.2. Our electric dog nail grinder uses a superior motor with whisper-quiet technology that makes a low vibration to keep pets calm while using a nail grinder for small dogs quiet.3. Featuring 2 speed gears and a dust collection cap, pet nail trimmer and dog nail clippers can adapt to small, medium and large pets nails and ensure safe trimming for you and your pet.4. This portable dog nail clipper is built-in rechargeable battery and charged by USB C cable, it can work for 6-8 hours after a full charge within 2.5-3 hours. And its wireless design is friendly to trim dog's nails anywhere.Specification:Product name: Electric pet nail grinderColor: white, greenApplicable type: universal for all petsMotor voltage: 3.7VPower mode: two-speed speed regulationGrinding wheel type: diamond grinding wheelBattery capacity: 500 mAhCharging time: 1.5-2.5 hoursProduct size: about 145*28mmUsage time: about 420 minutespacking list:1 x Electric pet nail grinder1 x Charging cable1 x instruction manual