Product name: Pet nail trimmer Product Model: M1 Charging time: 1.5 hours Usage time: 480 minutes Charging mode: Charging and plugging Battery capacity: 800 mah Decibel of sound: about 50db Grinding wheel type: interchangeable grinding head Shell material: ABS environmental protection material Single color box size: 17.8*10.8*4CM/7.01*4.25*1.57 inches Quiet operation, stress-free grooming: The silent professional nail sharpening machine is equipped with a specially designed motor that is used quietly and has a noise of less than 40 decibels, significantly reducing the noise that can cause anxiety and stress in dog nail trimming. Easy to operate: Designed for you, our ergonomic silent professional nail sharpening machines are perfect for both left and right hands. Its lightweight and portable design means that whether you're at home or on the go, you can freshen up with ease. Adjustable: Designed to accommodate a variety of pet sizes and nail hardness. Nails can be trimmed precisely to meet the specific needs of each pet, from small cats to large dogs, ensuring safe and effective nail care. Professional Results: Achieve salon quality nail trims at home without salon prices! Enables you to provide expert care in the comfort of your own home. Save money on grooming appointments while strengthening the bond with your pet through regular, stress-free nail maintenance. USB charging for long battery life: Our USB rechargeable grinders offer an impressive 7 hours of operation on a single charge. It's not only good for the planet, it's also good for your wallet.