USB Rechargeable gravity automatic pepper grinder with built-in Type C rechargeable battery and charging base, featuring advanced charging technology. Economical to maintain compared to other battery-operated salt mills available. Requires only a USB charging cable; no need to purchase batteries. Adjustable coarseness on electric salt and pepper grinders allows customization from fine to coarse by rotating the knob on top. Turn clockwise for finer grind and counterclockwise for coarser particles. 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, garlic pepper, and other spices. Ideal for kitchen use, outdoor picnics, and BBQs. Great gift option for family members. Note: Salt and pepper not included. Made from high-quality materials, free from glass components, ensuring durability. Premium ceramic mechanism provides long-lasting performance and effectively grinds tough peppercorns, sea salt, and other spices. Transparent body made of thickened material for easy monitoring of seasoning levels. Material: Plastic. Color: Black. Package includes: 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 effects and display differences may cause slight color variations between image and actual item. Measurement tolerance: +/- 1-3 cm. Please check product dimensions carefully before purchase to ensure suitability. Product details including features and specifications are provided in the title and description. We aim for complete customer satisfaction. For any questions, feel free to reach out for assistance. Thank you for selecting our product—we hope you enjoy using it.