Features: 1.Pet nail clipper has three size apertures in the grinder area, satisfying various needs for pets' paws 2.Two openings for small and medium pets. The trimming doesnt take long depending on the thickness of your pet's paws 3.Dog nail grinder comes with an silicone handle that features non?slip and amplitude reduction ergonomically 4.Detachable diamond grinding wheel makes it easy to clean up, and helps you trim pet nails easily; Let your pet enjoy a diamond grinder of high quality 5.Our pianless pet nail grinder starts with an advanced driver with mute, which offers an comfortable and quiet alternative to normal clippers and sandpapers Specification: 1. Emery wheel, durable, with a grinding head 2. Grinding wheel type: replaceable grinding wheel 3. Low vibration, low noise design 4. Shell material: ABS environmentally friendly material 5. The third gear indicator light, the boot light is blue; the charging is red; the full light is green. Specification: Charger: Input: AC100-240V 50/60HZ Output: DC5V 1000MA Battery power: lithium battery 3.7V 800MAh Charging mode: USB charging Charging time: 2 hours Use time: 8 hours Double speed, safe to use. First gear: 7000 rev / min, second gear: 7500 rev / min Power: 2W Products include: 1 x Nail Polisher (with grinding head) 1 x USB Charging Cable 1 x English Manual