Item Type: POE Tester_x000D_ Model: NF488_x000D_ Battery: 3 x AAA 1.5V (Battery Not Included)_x000D_ Material: ABS_x000D_ Application: Line power test_x000D_ HostDisplay Screen128"64mm Dot Matrix, LCD With Backlight_x000D_ Language DisplayEnglish_x000D_ _x000D_ Key5 Function Keys + 1 Power Key_x000D_ Interface Description4 RJ45, Two DC Ports_x000D_ Diagonal TestApplicable CableCAT5, CAT6_x000D_ Cable Sequence And Fault TestSupport_x000D_ Network Cable Shielded/UnshieldedTestable Differentiation (1 To 1 Alignment)_x000D_ Short Circuit PromptSupport_x000D_ 1 To 1 AlignmentRJ45 Main Interface + Receiver Test 1 To 1 Alignment_x000D_ Switch AlignmentRJ45 Main Interface + Directly Connected To The Switch_x000D_ Test LengthApprox. 600m / 1968.5ft_x000D_ POE TestTest RangeDC5-60V Nonstandard Standard POE Switch_x000D_ Power Supply Line Sequence ReminderSupport_x000D_ Standard DistinctionNonstandard, IEE? E 802.3af/at_x000D_ PD Output InterfaceSupport_x000D_ _x000D_ Power Test Range0~18W_x000D_ Power TestVoltage Test RangeDCO-60V_x000D_ Current Test Range0~3A_x000D_ Power Test Range0~180W_x000D_ Loop TestCompatible With 10M, 100M, 1000M Switches_x000D_ Lighting FunctionSupport_x000D_ Power Supply 3 x AAA Battery (Battery Not Included)_x000D_ Battery Low Voltage IndicatorSupport, 2.7V_x000D_ Auto Shutdown Function15min, 30min, 60min, OFF_x000D_ Input Voltage ProtectionDC48V 5mA_x000D_ Maximum Working Current80mA_x000D_ Line InterfaceRJ45_x000D_ Power Supply No_x000D_ Input Voltage ProtectionDC48V 5mA