Efficient and Easy:Electric Coffee Grinder with Power 150W,120V,60Hz Durable stainless steel blades grind coffee beans and spices with ease. Achieve your desired coarseness or fineness by Hold the button for working. Can see the grinding effect from the top of the lid. Regarding Capacity: The grinding cup of this coffee grinder has a capacity of 50 grams (1.8 oz), yielding enough grounds to brew approximately 7 cups of coffee. (The included scoop holds approximately 5 grams (0.18 oz) of coffee beans per scoop.) Multiple Use:Crafted with durable stainless-steel blades, this spice grinder accommodates a variety of grinding dry ingredients from needs, coffee beans , nuts, Seeds, and dried spices. User-friendly Design:The Blade Grinder base has a non-slip design to stabilize the body and assist in grinding ingredients evenly. The power cord can be stored under the base to save space and keep it clean and tidy. Overheat Protection: coffee grinder with the thermal switch,with overheating protection. It is recommended that the grinding time be less than 30s in one cycle. Can work again after about 30min rest if it stop by abnormal use.