... power, over heat, polarity reversed protection 2.LED mode for LED power driver test, steady M98 series DC electronic ... 150V30A200WM98120-150V30A300WM9812B0-500V15A300WSpecification:• Six high speed operation modes: CC, CR, CV, CW, CC+CV, CR+CW • Over current, over ... test, software calibration and standard rack mount • LED mode for LED power driver test, steady reading, compactible with simulating ...