- Easy to carry : More Compact size and light weight than other pumps. - Extremely Quiet : Precise machining eliminated noise and vibration level. well below those of competitors. - Fast Pumping : Distinguished suction force is unrivaled. - Protection function for gear part when moisture is in the part. - Protection faculty by installed fan when pump is over load. - Model Choices : Standard models are operated either 220V/380V AC input. - 2 Stage.