Easy to use, pepper mill grinder is start by simply pressing a button which instantly starts the grinding salt or pepper. Turn the grinder knob at the bottom of the device to adjust the coarseness you like. You can rotate it clockwise to grind into fine particles or counterclockwise to grind into coarse particles. Perfect for grinding sea salt, black peppers, white pepper, and other spices. There is a small see-through window on the front of the grinder to clearly see how much salt or pepper is left in the container. Perfect gift for anyone who likes to cook or is tired of the work you have to put in using traditional manual grinders for just a little bit of spices. Color: Black Material: stainless steel Package Contents: 2 x Pepper Grinder 1 x charging base Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.