The Tefal K2640574 is a manual knife sharpener designed to keep your kitchen blades efficient and precise. It features two sharpening slots equipped with diamond and ceramic wheels, allowing you to restore the edge of your knives through a simple sliding motion. Constructed with a black plastic handle and stainless steel components, the device is lightweight at 120 g, making it easy to handle during use. A non-slip base ensures the sharpener stays firmly in place on your countertop, providing stability and safety for anyone looking to maintain their cutlery quickly between cooking tasks.