Gravity Grinder with LED Light eaxun electric pepper grinder is designed with gravity sensor switch. Once you invert the grinder, it will grind salt, pepper or other seasonings automatically, the blue LED light will also be activated at the same time. Transparent Container The pepper mill comes with a transparent container. You don't need to twist the grinder to store spices, just open the cover of the container with your finger. It allows you to fill 85 ML spices. Adjustable Electric Pepper Grindereaxun electric salt mill has five adjustable grinding coarseness settings, which allow you to easily grind the spices from coarse to fine. Batteries PoweredUnlike other batteries powered pepper grinders, our electric spice grinder just needs 4 AAA batteries, instead of 6. It saves more energy. (Not include batteries, please prepare 4 AAA batteries.) Wide ApplicabilityThe electric grinder is suitable for grinding black pepper, white pepper, salt and other solid grain seasonings. Not only can be used for kitchen, but also for restaurant, barbecue and camping.