Place of Origin : Wenzhou,China
Automatic voltage regulator 1.Wide Input Voltage Range 2.Large Capacity, High precision 3.Protection against brownouts overvoltage & Short circuit 4.Digital display to show status of working 5.Selectable delay time 6.Build-in transformer ,toroidal transformer 7.No Additional Waveform Distortion 8.Global Voltage Customization
http://www.songyangroup.com