1800W Portable Handheld Electric Concrete Cement Mixing Vibrator w/Flexible HoseFeatures: Copper motor thickened and reinforced cast aluminum housing, professional vibration, stable performance, lightweight and convenient, sturdy and durable, higher efficiency. Heat dissipation windows are designed on both sides to ensure the motor works for a long time without overheating. There is also a self locking button to reduce workload and alleviate finger fatigue. The ergonomic handle design conforms to human engineering, providing a