NF 8508 9 in 1 Multifunctional Network Cable Tester Optical Wire Tracer Fibre Power Meter NCV Function Li ion Battery USB Charge LED Light

Two scan modes selectable: AC filter /analogue mode, up to 300m. Measure cable (cat5/6) length accurately, the range is 2.5~200m. Hub blink for locating network port by the flashing port light on Hub / Switch. Available to 10M/100M/1000M Hub/ switch. It supports to test physical status for STP, UTP lan cable and detect the crimping condition of the crystal head. PoE testing : identify which pins are providing power and detect how much voltage, identify which the type of PSE (at/af standard) . OPM&VFL: Measure 6 standard wavelengths 850/980/1300/1310/1490/ 1550/1625/1650nm , test range: -70dBm~+10dBm, 10mw red light source (Check fiber breaks, damaged)