Product information: Material: ABS emery motor stainless steel Price segment: 60-80 yuan Specification: European standard in color box Style: modern and simple Product net weight: 756g About the charger: Net weight: 90g/ total length of the charging cable 93cm Product material: stainless steel, ABS, emery wheel Voltage: 220v Power: 150w Manual: (Precautions) 1: This knife sharpener is not suitable for serrated cutters. Scissors. 2: When sharpening the knife, it is not suitable to use too much force to avoid damage to the blade. It can be ground back and forth. 3: The heating of the fuselage is normal during use. Do not use oil, water or lubricant on the sharpener. Keep the sharpener dry and clean. Instructions: 1: First use the sharpener on a stable platform, connect the plug to the power supply, and press the switch ON position. 2: The right hand grips the tool, and the tool tip frame is formed ata certain angle between the grinding wheel and the groove of the grinding wheel. The back of the knife is placed against the other side of the groove, and is pulled backwards and balance 3: Hold the handle, press the switch button, and slowly pull out tool to the tool tip position in the opposite direction of the grindig wheel rotation, repeat 2 or3 times. It is best to polish the knife end until the desired effect. Packing list: Electric knife sharpener x1