Lightweight and portable, this stainless steel coffee grinder can be put into the backpack, easy to carry with you. Features: Made of stainless steel material, lightweight, non-rust and durable. Quite and easy to use, can eliminate most of noise and no need for batteries or power. Built-in adjustable grinding selector has various grinding settings, suitable for your brewing method. Professional ceramic conical burr design makes the grinding process more detailed and the coffee powder more uniform. This manual crank grinder is not only a coffee grinder but also a spice and herbal grinder. Specifications: Material: 304 stainless steel Color: Black / Silver (Optional) Capacity: 30g / 40g (Optional) Package Weight: 310g / 10.9oz Package Size: 6 * 6 * 24cm / 2.4 * 2.4 * 9.4in Package List: 1 * Manual Coffee Grinder