Key features Coffee Grinder with 2-in-1 Dual-Mode Design: Versatile coffee grinder with electric and manual modes. Electric mode features a low-noise copper motor and 15-second auto-stop; manual mode offers a torque-enhanced handle for smooth grinding. A universal burr grinder for all needs 16 Adjustable Gears & 40mm Stainless Steel Burr: As a conical burr coffee grinder, it has 16 gears for fine-coarse powder. Adjust via nut: clockwise (finer), counterclockwise (coarser). 40mm stainless steel burr ensures even grinding, fitting espresso, mocha, and other brewing methods Wireless Efficient Electric Mode: This burr coffee grinder electric needs no charging cable when in use. Type-C charging supports 2H continuous use, low noise. 8.86 inches/1.70 Lbs (compact), portable for outdoor. Enjoy coffee anytime with convenient electric coffee grinders for daily and travel Ergonomic Precise Manual Mode: This Manual coffee grinder has a human-centered handle (saves effort) and double-bearing central shaft (even particles). 40mm grinding disc enables efficient grinding, no waste. A practical coffee bean grinder for scenarios without power Easy Cleaning & Maintenance: This coffee grinder features detachable and non-washable burr. Comes with a cleaning brush to keep it tidy. Maintain the performance of this burr coffee grinder easily and keep your coffee bean grinder clean for long-term use Compact and Portable Design: Measuring 8.86 inches in height and weighing only 1.70 pounds, this coffee grinder is lightweight and space-saving, making it suitable for home countertops, office desks, and outdoor adventures Free shipping included. 30-day hassle-free returns.