Features:Save energy sources efficiently, the power saving rate is up to 10%~35%.Prolong 40% service life of electrical equipment.Stabilize the voltage and balance the current source.Reduce current wave form distortion.Prevent instant super high pressure and protect devices.Service life is up to 5~10 years.Reduce circuit's temperature and reduce the line loss.Fully compliant with safety standards.Protect the environment.Easy to use.