1.Over current, over voltage, over power, over heat, polarity reversed protection 2.LED mode for LED power ... modes: CC, CR, CV, CW, CC+CV, CR+CW • Over current, over voltage, over power, over heat, polarity reversed protection • High-luminance VFD screen with ... • Arbitrary waveform editing in list function • Communication mode: RS232/RS485/USB. DC Electronic Load for the LED driver application