Product details Material: stainless steel body； stainless steel bowl and blades ； Size：45.4*34.3*45.6cm Power source: AC 220-240V 50~60Hz 200W How to use you grinder 1.Ensure that the power is off when it is not use. 2.Never use the bowl more that 2/3 full. 3.When in use, top plastic lid must be closed tightly. 4.This machine is intended to grind coffee; grinding other items such as spices will make the coffee taste bad; use separate grinder for separate item.(These items should not be wet) This machine grinds coffee for any type of coffee maker; for french press, grind coares (10-12 seconds);for drip, grind medium(15-18 seconds);for espresso machine grind fine(20-25 seconds). cleaning The bowl of the machine can be cleaned with a dry cloth. Never immerse your grinder in water, or use too wet a cloth