After you turn off the safety switch, you accidentally knock it down or your pet knocks it over, it will not grind to prevent self-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 general electric 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 mill is designed according to the human hand feeling, 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 grade plastic, refillable and requires only 4 AAA non-rechargeable batteries to grindSpice grinder electric can grind seasonings such as Himalayan salt, sea salt, white and black pepper, black sesame and Sichuan peppercorns. Grinder mill is a great helper in your kitchen, it is the perfect gift choice of birthdays or festivals.TIP: You will get better aroma and taste if you roast the spices becompatible withe grinding.Colour:A:blackMaterial:ABS+stainless steelPackage Contents:2 x Electric grinderOnly the above package content, other products are not included.Note: Light shooting 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.