Fitment： Widely Applicable – Helps to remove air bubbles, and excess water and level the concrete. Great for patching and construction job, pouring process of cement pillars, construction of highway fence and bridge, pouring process of cement grape rack, etc. Description: Rated Power: 1500W HorsePower: 2 Voltage: 110/60hz Shaft Diameter: 1-3/8″ (35mm) Shaft Length: 4.5ft Vibration Frequency: 5,000r/min Lock-On Trigger: Yes Overall Dimension: 64″(L) x 3″(W) x 6″(H) Easy and Simple to Use – Light weight and compact electric concrete vibrator is ideal for consistent use in construction, patching and other repair jobs .