Seeutek Concrete Vibrator is ideal for construction, patching and other repair jobs With an impressive vibration frequency of over 13,000 vibrations per minute, it removes air bubbles and helps concrete settle faster. The lightweight and compact design is ideal for consistent use. Specifications: Voltage: 110V Diameter: 1-3/8 inches Vibration Frequency: 13,000 VPM Vibration Rod/Head Length: 15-1/8 inches Product Width: 1-3/8 inches Shaft Length: 6.6 feet Length of the power cord: about 157inches 2 HP concrete vibrator 1-3/8" diameter vibrator Package Included: 1 x Concrete Vibrator 4 x Carbon Brush