automatic dry herb grinder: made of alloy, 15,000 RPM, 600 mA battery powered grinder with stainless steel blades that grind to fine or coarse according to your needs in seconds. Save time compared to manual grinding. automatic grinder: features a two-direction rocker switch. Not suitable for hard nuts, shells, pepper corns, or beans. Holds up to 2 grams for easy one-handed herbal preparation. Includes a 2-second protection device if stuck, automatically turns off and requires switch reset. portable to carry: electric mini compact size and lightweight design make it small enough to take with you. Sleek, portable design for easy portability and grinding on the go. multiple uses: suitable for grinding spices and some kitchen supplies. Can also grind pressed powder for reuse. Ideal for various applications including party use. note: for safety reasons, the factory battery charge is 30%. Please charge it in time. color: black material: aluminum alloy package contents: 1 x Grinder 1 x USB cable 1 x English manual only the above package content included; other products are not included. note: light reflection and different displays may cause the color of the item to appear slightly different from the real thing. Measurement allowed error is +/- 1-3 cm.