Ocathnon Battery Operated Stainless Steel Automatic Operated Salt & Pepper Grinding Mill Pepper Grinder - Silver (Curved Top, Pack of 2) This Ocanon brand smart designed salt and pepper grinder set is good for restaurant, hotels, and home use. It plays an important role to add scent to your dishes and courses for dining. Quality manufacturing, lifetime guarantee, no worrying about faultiness or defect. Operated by 4 x AA-sized battery (Not included! Note that the battery box is vacant!) Just fill the battery and press the button. If you do not use it, kindly Durable stainless steel main body, premium explosion-proof acryl material viewing chamber, high quality ceramic core. Ceramic grinding mechanism can be adjusted from fine to coarse