Usage Tips:[Automatic Grinding]- The pepper grinder runs on batteries (uses 4 AAA batteries, not included) and has more power than rechargeable batteries. Single button design so you can season your food with just the touch of a button. [Adjustable Grinding Thickness]- Turn the grinding knob on the bottom of the pepper mill to adjust the roughness according to your needs. Rotate clockwise for fine particles and counterclockwise for coarse particles. In addition, the detachable grinding head can be cleaned anytime and anything, avoiding odor and residue. [Visual Transparent Window Design]- Easily distinguish spices and seasonings without confusion. The blue LED light design not only allows you to easily monitor the amount of salt and pepper you put in, but also accurately see the storage area. [USB Base Rechargeable Pepper Grinder]- This electric salt and pepper grinder set has a built-in rechargeable 1200mAh(4*300mAh) battery, a multi-functional charging base, which can be used for both charging and storage, and contact design, which can be used for about 30 days on a single charge. The package includes a charging base, instruction manual, Type-C USB cable and cleaning brush. Simply place the grinder on the charging base to charge. [Fashion]- The elegant design and a great gift for any occasion, perfect for baking or grilling, and a stylish addition to your kitchen and dining table. Colour:black Material:ABS Package Contents: 2 x Grinder (not included 4 x AAA battery) 1 x Base 1 x Data cable 1 x Cleaning brush Only 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.