1. Adjustable Eccentricity Block: Adjust the angle of eccentricity block, can stepless adjust the excitation force, meet all kinds of requirements. 2. Motor: AC Vibration Motor 30W Industrial Vibrating Asynchronous 220V 3000RPM. 3. Motor adopt of bearings, low noise, smooth operation, long service life. High temperature resistance pure copper enameled wire, all copper winding, stator vacuum dip paint, insulation grade 4. Features: Light quality, fast heat dissipation, fast temperature rise. The motor machine shell is precision casting, with o-ring seal , fully closed structure design, with dustproof and moisture-proof function. 5. Useful: Motor anti vibration special power cable protection cover to prevent long - time cable vibration damage. Apply in Mining, metallurgy, coal, electricity, construction, chemicals, food machinery, etc. Voltage: 220V Power: 30W Current: 0.13A Force: 20KG Frequency: 2940Hz (50Hz); 3450Hz (60Hz) Size: 145 x 110 x 75MM (5.7 x 4.3 x 3inch) colour:Orange Material:metal Package Contents: 1 x small Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.