Product Specifications PRODUCT SPECIFICATION Specification Detail Product Name Electric USB Rechargeable Professional Knife Sharpener Material Premium PVC + Stainless Steel with Silicon Carbide Wheels Battery & Power 2000mAh Lithium Battery / USB 5V Charging Performance Speed 6000-7000 RPM (Grinding speed: 10 seconds) Operating Time 2 Hours Continuous Use (2 Hour Charge Time) Speed Settings Three-Speed Power Adjustment (High/Low Gear Design) Certification LFGB and SGS Certified Safety Product Dimensions 19cm x 6.5cm Compatibility Metal Knives (Chef, Fruit, Cooking, & Cleaver Knives) Key Features Maintain razor-sharp edges effortlessly with this eco-friendly electric sharpener. Featuring a high-power motor and replaceable silicon carbide grinding wheels, it offers dual-stage rough and fine sharpening. Its USB-rechargeable design and easy-to-clean body make it a durable, safe essential for any modern kitchen.