Electric coffee grinder could grind up to 3 to 5 cups of coffee one time. Oval design and stainless-steel blades ensure uniform grinding and adjustable grinding fineness, perfectly avoid the disadvantages of manual grinding.Stainless Steel blades that can grind not only coffee beans but also spices, herbs, nuts, grains and more. 150-400 Watts powerful motor and double stainless steel blades, make it easy to grind whole coffee beans to perfection in a matter of just 20 seconds. Equipped with durable and sharp stainless steel blades, the electric grinder is able to grind ingredients without leaving any big chunks in the grinding recipient after the job is done. 150-400W 220V~240V 50/60HZ