After you turn off the safety switch, you accidentally knock it down or your pet knocks it over, it will not grind to prevent -starting, thus saving you battery and extending the use life of the grinder.Each salt and pepper shakers set has a high-quality ceramic adjustable grinding head. Compared with grinder, the grinding speed is increased by 60%, The particles size can be easily adjusted to grind the spices you need more quickly.Pepper grinder is designed according to the human hand , easy to grasp, and with stunning blue lights on the grinding head, you can easily grasp the amount of grinding. The grinder is made of stainless steel and food plastic, refillable and requires only 4 AAA non-rechargeable batteries to grind.Spice grinder electric can grind seasonings such as salt, sea salt, white and black pepper, and Sichuan peppercorns.Grinder is a great helper in your kitchen, it is the perfect gift choice of birthdays or festivals.TIP: You will better and if you roast the spices grinding.Colour:silverMaterial:ABS+stainless steelPackage Contents:1 x grinderOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.