SMEHNSER H02044 2 Speed Pet Nail Grinder USB Rechargeable Low Noise Cat Dog Electric Nail Clipper Two speed adjustable,up to 8000 RPM/min,improving pet claw grinding efficiency 3 types of nail sharpening ports,suitable for pets of different body sizes 800mAh high capacity built-in battery,available for 8 hours when fully charged USB charging cable that can be connected to a laptop,AC adapter,or mobile power source for easy charging Ultra low noise to keep pets calm and help polish their claws faster and easier Specifications: Product model: H02044 Shell material: ABS Gear: 2 Rotating speed: 1st gear: 7000RPM,2nd gear: 8000RPM Battery capacity: 800mAh Charging time: about 1.5 hours Battery life: about 8 hours Sound decibel: about 50db Grinding head: interchangeable Package included: 1 x Pet Nail Grinder 1 x Charging Cable 1 x English User Manual