1. Gravity activated, just simply turn upside down and ground salt or pepper2. The LED light will turn on automatically when the grinder is in operation3. The ceramic grinder is on the top to keep your table or countertop free of residue.4. With adjustable grinder, you can easily adjust the grinder knob to choose the coarseness of your spice,salt or peppercorn5. Unique design with refillable container at the back, which can hold a huge amount of salt and pepper6. Modern outlook: exquisite texture and shining curve pattern7.Powered by 4 AAA alkaline batteries (not included)Colour:blackMaterial: ABSPackage Contents:2 x pepper grinder1 x clean brushOnly 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.