General description Our Kitchen Electric Knife Sharpener features a 4-level sharpening system designed to restore and enhance the sharpness of your knives. With an ergonomic design, it includes a high-quality suction cup for stability and ease of use. This multifunctional sharpener is suitable for all types of knives, including high-quality "hard" steel knives, making it an essential tool for any kitchen. Technical specifications Color: Orange Material: ABS + Stainless Steel Charging methods: Household sockets, mobile power supplies, computer USB Built-in large-capacity battery: Sharpen more than 50 knives continuously Measurement allowed error: +/- 1-3 cm Usage Using the sharpener is straightforward: simply insert the knife into the sharpening slot and pull in your direction several times for optimal results. Avoid pulling back and forth to ensure safety and effectiveness.