Use Toroidal Transformer. Low EMI & High EMS. Triple output: 0-32V/0-6A X2 and 5V/3A. Max. 400 Watts. Tracking operation. Max output 64V/6A on tracking series or 32V/12A on tracking parallel. 4 display, Green LED shows Voltage and Red LED shows Current. Easy to read. Compact design. G.W. 9Kgs only. Easy to handle. The resolution of PW-4063R as high as 0.01V and 0.001A. Provides 4 pcs 10-turn micro adjust VR for Voltage and Current adjustment. Easy to operate. Very low Ripple & Noise, less than 0.4mVrms. Very suitable for precise measurement.