Features: 1. This electric grinder is charged by USB interface, 400mAh large-capacity battery realizes high-power and high-speed operation, and the blade is made of high-quality stainless steel, which is very durable. 16000 revolutions per minute, make the grinder complete the work quickly, small size and easy to carry. 2. This spice grinder is suitable for grinding herbs, spices, pollen, pepper, coarse salt, etc. It can meet all your grinding needs, solve the problems of slow grinding, low capacity, long grinding time, uncontrollable roughness, etc., and at the same time It can help you solve the problem of outdoor grinding and can be carried with you. 3. The operation of this grinder is very simple, 1. Please prepare the material to be ground. 2. Unscrew the grinder cup and add the vanilla. 3. Install the grinder upside down and clockwise on the . 4. Press and hold for two seconds, after the green indicator light is on, press it again to start, and press and stop, you can control the grinding situation at any time. 4. This is a large-capacity high-speed grinder, equipped with a 200W powerful motor, allowing you to grind finer and more evenly every time. It can quickly grind 120g of medicinal materials or spices in 5-10 seconds; the visual borosilicate design allows you to see the whole process of grinding at a glance, and the one-key start switch allows you to master the grinding thickness. 5. This grinder features a removable grinding cup for easy filling and cleaning. After grinding, please remove the and clean it with a cleaning brush; you can also pour a small amount of water into the jar and start the grinder for a few seconds to start automatic cleaning (note: the main body of the grinder, except for , does not soak in water to clean). Specifications: Material: PC + + Stainless Steel Color: Black Rated Power: 200W Rotating Speed: 16000rpm Power Supply: USB Charging Built-in Battery: 3.7V 400mAh Lithium Battery Package Size: 11 * 5.3 * 5.3cm / 4.3 * 2 * 2in Package Weight: 150g / 5.3oz Note: Please read the product manual carefully before use. Package list: 1 * Grinder 1 * Brush 1 * USB Cable