[Automatic Grinding] - The pepper grinder operates on batteries (4 AAA batteries required, not included) and offers more power than rechargeable options. Its single-button design allows for effortless seasoning with a simple touch. [Adjustable Grinding Thickness] - The grinding knob at the base adjusts the coarseness of the pepper to your preference. Rotate clockwise for finer particles and counterclockwise for coarser ones. The detachable grinding head is easily cleaned to prevent lingering odors and residue. [Visual Transparent Window Design] - Easily identify spices and seasonings through the transparent window. The blue LED light illuminates the dispensing area, allowing for accurate monitoring of salt and pepper levels. [USB Base Rechargeable Pepper Grinder] - This electric salt and pepper grinder set features a built-in rechargeable 1200mAh (4*300mAh) battery and a multi-functional charging base. The base serves both charging and storage purposes with a unique contact design, providing approximately 30 uses on a single charge. The package includes the charging base, instruction manual, Type-C USB cable, and a cleaning brush. Simply place the grinder on the charging base for charging. [Fashion] - The elegant design makes this a great gift for any occasion, perfect for baking or grilling, and a stylish addition to your kitchen and dining table. Color: Black Material: ABS Package Contents: 2 x Grinders (4 x AAA batteries not included) 1 x Base 1 x Data cable 1 x Cleaning brush Only the above package contents are included. Note: Light reflection and different display settings may cause the item's color to appear slightly different from the actual product. The measurement error allowance is +/- 1-3cm.