... , DVD, game machine,computer,Fridges,Stereo,Electric drill, printers,energy-saving lamps, electric light, charge and various kinds of professional ... mostly increased its service life and helps to save the power consumption, improve work efficiency and lower the working noise. Application ... power: 600W 4)Waveform: Modified sine wave 5)Frequency: 50hz or 60hz 6)AC regulation: 5% 3.Protection part 1)Low ...