[Large Capacity & Durable]: The grinder grinds about 2.3oz of pepper with a new set of 4 AAA batteries (battery not included) and is capable of several thousand times of grinding for the maxium of grinder usage. [Adjustable 5 Levels of Coarseness]: The grinder set is equipped with adjustable grinder,you can easily adjust the grinder knob to choose thecoarseness of your spice, salt or peppercorn. [Switch Button & Led Light]: It has rounded square button with CD pattern, automatic grinding with a simple press. The LED light will turn on automatically when the grinder is in operation. [Easy Operation]: Pressing the button triggers the automatic grinding of black pepper or salt as you like.Just watch it quietly and simply wait for the meal flavor to be elevated. [Sleek Design with Stand]: The remaining amount of pepper/salt is visible from the front, and you can put the grinder set on the stand for storage to save space.