[Automatic Grinding] - The pepper grinder operates on batteries (requires 4 AAA batteries, not included) and offers consistent performance. Equipped with a single button for easy one-touch operation. [Adjustable Grinding Thickness] - Adjust the grind size by turning the knob on the bottom of the grinder. Rotate clockwise for finer grounds and counterclockwise for coarser grounds. The detachable grinding head allows for easy cleaning to prevent odor and residue buildup. [Transparent Window] - Clear viewing window helps identify contents easily. The built-in LED light assists in monitoring the seasoning level and visibility within the storage chamber. [USB Rechargeable Pepper Grinder] - This electric salt and pepper grinder set features a built-in rechargeable 1200mAh (4 x 300mAh) battery and includes a multi-functional charging base for both storage and charging. Powered contact points allow for convenient charging via the base. Provides approximately 30 uses per full charge. Package includes charging base, instruction manual, Type-C USB cable, and cleaning brush. Simply place the grinder on the base to charge. [Elegant Design] - Sleek and stylish, this grinder set makes a great gift for any occasion. Ideal for baking, grilling, or everyday use, and a functional addition to your kitchen or dining table. Color: Black Material: ABS Package Contents: 2 x Grinder (AAA batteries not included) 1 x Charging Base 1 x Data Cable 1 x Cleaning Brush Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.