Application This product is suitable for construction, and other industries. It can be used to the surface of concrete base or prefabricated components. It is also suitable to work as the source of vibration, and is widely used as a universal excitation source for vibrating machines. Specification Model: Zw-3.5 Material: Aluminum Alloy Color: Blue/Yellow Process: Forging Style: Modern Installation Required: Yes Protection Grade: IP44 Plug Type: EU Standard Voltage: 220V Frequency: 50Hz Current: 1.2A Power: 550W Vibration Frequency: 2840 rpm Exciting Force: 150kg/330.69lbs Insulation Level: E Power Cable Length: 1m/3.28ft Product Size: 35*20*22cm/13.78*7.87*8.66in Package Size: 35*20*22cm/13.78*7.87*8.66in Gross Weight: 12kg/26.46lbs Net Weight: 11kg/24.25lbs Each Package Included 1* Vibration Motor 1* English Manual Notes 1.Please read the operating manual completely before use. And pay particular attention to the safety instructions included. 2.The insulation condition of the motor should be kept good at all times. If the motor is transported over a long distance or left unused for a long period of time, the insulation between phases of the coil and the insulation to the ground should be measured, and the resistance should not be less than 0.5 megohm (at the same time, check whether the power supply meets this standard). 3.When installing, the screw holes of the base plate should be correctly positioned to avoid tilting the bolts.