[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 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. [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. Any issues, pls feel free to contact us, we will try our best to help you. package:Grinder * 2, base * 1 piece, brush * 1 piece.