POE Tester. AF/AT STandards, Identifies Supply Voltage, Tests DC Power Consumption of Appliances, Tests Power Supply Polarity, and Tests Crossover Mode OF Non-Standard POE Devices. Loop Back Test Function. Power 3*AAA Batteries -Not Included
- Test the information of the standard PoE device, such as af\at standard, power supply voltage, power supply polarity, and crossover mode.
- Identify the supply voltage, power supply polarity, and crossover mode of non-standard PoE devices.
- Check the short circuit, crossover and open circuit status in the network cable with the far end.
- Test the power consumed by DC appliances.
- The loop-back test function of the switch.