?????Power/Current/Voltage?Poe Tester NF488 can test the current, voltage and power consumed by DC appliances.
?????Standard POE?Inline Test the information of the standard PoE device, such as af\at standard, power supply voltage, power supply polarity and mode.
?????Non-Standard POE?Poe Tester inline test can identify the supply voltage, power supply polarity and mode of non-standard PoE devices.
?????Cable Continuity?Poe Tester NF488 can check the short circuit, crossover and open circuit status in the network cable.
?????Loop-back?Poe tester inline test NF488 have the loop-back test function of the switch.