NOYAFA Network Cable Tester,AT278 TDR Multi-functional LCD Tracker For RJ45, RJ11, BNC, Metal Cable,PING/POE NF-8601S

Fault distance: Measures cable length and display the distance to fault, graphical wire mapping, opens, shorts.
PoE & PING: PoE: identify PoE presence and detect how much voltage. PING: to test network performance, data packet, min & max time.
AC Filter: Tone trace cable with complete AC Interference Rejection, available on common switch & PoE Switch, much stronger than other tracers on markets.
Hub blink: To locate network port by the flashing port light on a server/switch/hub/router port.
Addtional Benefits: TF card included to export data to PC ++Voltage detector: included in receiver (90-1000V) ++Rechargeable Lithium battery for more efficient work.