This Automatic Grinder lets you easily grind even the toughest peppercorns, sea salt, or other spices by easy-tilting. The blue LED light will turn on automatically when the grinder is in operation. To adjust your favorite coarseness, you can simply turn the grinder knob at the top part and that's it. This electric grinder has no risk of breaking and you do not need to fill seasoning frequently with the large storage. Suitable for families, restaurants，hotels, barbecues, and for elderly customers with arthritis or hand pain.