USB Rechargeable automatic pepper grinder with built-in Type C rechargeable battery and charging base, featuring advanced charging technology. More cost-effective to maintain compared to other battery-operated salt mills available today. Requires only a USB charging cable; no need to purchase batteries. Adjustable coarseness on the salt and pepper grinders allows customization from fine to coarse by rotating the knob on top. Rotate clockwise for finer particles and counterclockwise for coarser grind. The adjustable system lets you choose your preferred texture. One-hand operation with a switch button controls the electric salt grinder. Indicator light shows standby mode. Press the button and tilt the shaker to begin automatic grinding. Press the switch again to turn off (indicator light turns off). Thoughtful design helps prevent accidental power drain. Suitable for grinding sea salt, pepper, black pepper, red, white, or garlic pepper, and other spices. Ideal for kitchen use, outdoor picnics, and BBQs. Great gift option. Note: Salt and pepper not included. Made from high-quality materials, eliminating the risk of glass breakage and ensuring long-lasting durability. Premium ceramic mechanism provides lasting performance and effectively grinds tough peppercorns, sea salt, and other spices. Transparent body made of thickened material for easy seasoning visibility. Material: Plastic. Color: Black. Package Contents: 2 x Grinder, 1 x Charging Base, 1 x Charging Cable, 1 x Cleaning Brush. Content limited to items listed; other products not included. Note: Lighting and display differences may cause slight color variations between image and actual product. Measurement tolerance: +/- 1-3 cm. Please check product dimensions carefully before purchase to ensure suitability. Detailed product information, including features and specifications, is provided in the title and description. We aim for complete customer satisfaction. For any questions, please . Thank you for choosing our product. We hope you enjoy it.