Features: High EfficiencyThe electric knife sharpener is equipped with an 11W power motor, ensuring high efficiency in sharpening knives. Say goodbye to dull blades and enjoy effortless cutting and slicing with this tool. User-friendly DesignThe USB charging of knife sharpener tool feature allows for convenient and portable use. The interchangeable grinding heads provide two options: coarse grinding and fine grinding, catering to different sharpening needs. The automatic power-off function ensures safety by automatically shutting off after 2 minutes of use. Low NoiseWith a noise level as low as 65dB, the knife sharpener operates quietly without causing disturbance. You can sharpen your knives anytime, even during late-night cooking sessions, without worrying about waking up others. Versatile ApplicationThis multi-functional diamond kitchen knife sharpener is designed to sharpen various types of knives, including ceramic knives, kitchen knives, and more. Its compact size makes it a perfect addition to any kitchen, allowing you to keep your tools sharp and ready for use at all times. Premium QualityCrafted with 600mesh and 1000mesh diamond grinding materials, this electric knife sharpener tool guarantees durability and long-lasting performance. Rest assured that your knives will be sharpened to perfection with every use. Don't settle for dull blades when you can have professional-level sharpness at your fingertips. Specification: Product material: ABS + stainless steel + 600#/1000#diamond Product size: 212 x 78 x 71mm / 8.35 x 3.07 x 2.79in Product color: Black Silver Rated voltage: 3.7V Motor power: 11W Battery: Built-in 2000mAh 18650 lithium battery Charging time: about 2h Working time: about 150min Noise: 65dB Packing List: 1 x Knife Sharpener