The Stratus, Stainless Battery Pepper Mill makes grinding fresh pepper with one hand a snap. Leaves one hand free to serve or prepare foods. Sleek design with view window. All stainless steel shaft and ceramic milling mechanism, fully adjustable. Because of the quality of their materials and uniqueness of design their products have a lifetime guarantee against all defects in materials and workmanship. Takes 4 AA batteries which are not included. Push-button operation.