Our coffee grinder is equipped with a robust built-in rechargeable battery, supporting up to 30 uses on a single 3-hour charge. It also includes a convenient USB charging option (adapter not included) and an LED indicator for immediate feedback on working status and battery life. Convenience at your fingertips! This grinder operates with a single button, making it user-friendly. It includes a cleaning brush for effortless removal of residual coffee grounds, ensuring that each batch starts fresh. Tailor your coffee's texture with 5-level grinding settings ranging from ultra-fine to extra-coarse, perfect for matching the consistency to your preferred brewing method. This flexibility ensures that you can enjoy the perfect cup of coffee, just the way you like it, every time. Experience the ultimate brewing flexibility with our Portable Electric Burr Coffee Grinder, featuring a conical ceramic grind core that remains cool, preserving the beans' flavor and aroma. The easy-to-remove core simplifies cleaning, making maintenance a breeze. Compact and travel-friendly, making it ideal for coffee lovers . Whether you're camping, traveling, or on a business trip, it fits easily in backpacks, handbags, or suitcases.