Adjustable Thickness Pepper Grinder -- Adjust the thickness of your spices by turning the rotary button on the bottom of the salt grinder. Turn clockwise for finer spices; turn counterclockwise for coarser spices. Automatic and Electric Pepper Grinder -- With a black pepper grinder, you no longer have to grind by hand. Press the button to start grinding, release the button to stop grinding. The electric pepper grinder is powered by 4 AAA alkaline batteries and does not require constant charging. (battery not included) Salt Grinder Made of High-Quality Materials -- The body of the salt and pepper grinder is made of stainless steel and ABS, making the grinder anti-fall and anti-oxidation. The internal parts of the pepper grinder are made of ceramic material, which is hard, wear-resistant and has a long service life. The silo uses a rotating transparent button for easy feeding and viewing. Thoughtfully designed salt and pepper grinder -- Diameter: 2.16 inches, Height: 70.8 inches, Weight: 235 grams. The weight and shape of the salt grinder are designed to fit the hand and are easy to hold. The electric pepper grinder comes with LED lights to prevent over-seasoning. The light is on when grinding and off when it is stopped. Multifunctional Electric Grinder - The electric grinder can be used for solid spices such as Himalayan salt, sea salt, white pepper, black pepper, black sesame, Sichuan peppercorns, etc. The refillable pepper grinder's silo holds 2.3 ounces of spices.