High performance and one-touch operation. Just put your herbs into the grinder, press the button for a few seconds and your herbal grinder is done, saving you time and at least 5 times more efficient than manual grinders. Larger Capacity and USB Rechargeable Design: Our herbal grinder has a capacity of 100ml/3.38oz, you can grind more herbs at once. Its small, portable and lightweight so you can take it anywhere. Great for chopping or grinding herbs, spices and kitchen ingredients like onions and garlic, they dont get too tough. (Not suitable for very hard ingredients like coffee beans) The coarseness of the herbs can be precisely controlled: the transparent bowl allows visualization of the grinding process, solving the problem of uncontrollable coarseness. When the grind is as thick or fine as you want, just release the button. Free brushes will make your grinder cleaning and herb collection easier. Safety above all else: our grinders are absolutely safe and healthy. Our herbal grinder is made of high quality ABS material and upgraded 304 stainless steel. Everything is food grade (BPA free). Tweezers can help you install, remove and clean the blade, avoiding accidental injuries caused by direct finger contact with the blade. Quantity shipped: 1 piece Product color: blue Product size: 85*85*105mm