PARACITY electric coffee mill has a powerful 150 Watt motor which can quickly grind up to 2 ounces of coffee beans within 20 seconds Both blade and bowl of the grain grinder are made of stainless steel which ensure it a powerful and quality grain mill ATTENTION AND CAUTION First you must press the button to turn on it AUTO GRIND All those hassles are now a thing of the past with a single press of a button which activates a powerful vibration electric motor which evenly dispenses your herbs through the spout Material Inner cup 304 food grade stainless steel body material ABS Package Included 1 x Coffee Bean Grinder