This sharpener is perfect for your home and kitchen, ensuring your knives stay rust-free and clean, extending their lifespan. Give it a try – you won't be disappointed. Three Adjustable Speeds: Choose from high, medium, or low speed settings with the button to suit your needs. Integrated Lithium Battery & USB Charging: Features a high-capacity 1800mAh battery that can be conveniently recharged via USB. Dual Coarse & Fine Grinding Modes: Select the appropriate mode for your different cutters, offering both coarse and fine sharpening options. Wide Applications: Suitable for various flat-bladed cutters like paring knives, small kitchen knives, and fruit knives. Not suitable for ceramic or serrated cutters. Specifications: Material: ABS and Stainless Steel Battery: 1 * Lithium Battery, 1800mAh (included) Item Weight: 346g/12.2 oz Package Size: 210 * 80 * 70mm/8.3 * 3.1 * 2.8in Package Weight: 382g/13.5 oz Package List: 1 * Cutter Sharpener