Running at 5600 RPM (revolutions per minute), the battery-operated electric sifter sifts flour faster and easier than turning a crank or squeezing the handle. Before use, please make sure that the mesh screen is installed correctly and the screws are tightened. Keep the sieve low to prevent the powder from spreading and pour in smaller portions as you sift the powdered sugar. Washable body and mesh for easy cleaning: Stainless steel mesh can be easily removed for cleaning and reinstallation; the body can be washed directly, but do not wash the handle where the battery compartment is located, or immerse the body and handle in water Flour Sifter - Ergonomic Handle, Fine Stainless Steel Mesh Sieve, Battery Operated Electric Flour Sifter for Baking Powdered Sugar - 4 Cup Capacity - Washable Bowl Easy to Clean, Handheld Cooking Baking Tool, Pastry Baking Kitchen Utensil Safe food grade material. The screen is made of high-quality stainless steel, and the body, handle and other parts are made of high-quality ABS.