Features: Low ripple and low noise High resolution and accuracy (0.1mV/0.01mA) Built-in high-accuracy 5 1/2 voltmeter and milliohmmeter Supporting high-accuracy and dynamic programming output High-luminance VFD screen with two lines& four channels display Intellegent fan system fan will be automatically initiated according to the temperature Supporting remote voltage compensation and multidata storage Supporting external trigger input and output Power-on-self-test, software calibration and standard rack mount Using standard SCPI protocol Communication mode: GPIB/RS232/RS485/USB M8813(0-150V/0-1A/150W)