NF-8508 Multifunctional cable tester optical power meter

Optical Power Meter & Visual Fault Locator - It can measure 7 standard wavelengths, 850/1300/1310/1490/1550/1625/1650, test range -70dBm~+10dBm, 10mW red light source.

Anti-jamming receiver - You can quickly and accurately locate the target wire in a bundle of wires with the receiver's anti-jamming sensors, NCV, and adjustable sensitivity.

Hidden Cable Detection - Adjust the sensitivity of the receiver to detect cables deep in the ground, ceiling or wall.

LAN Cable Test - Checks for short circuit, open circuit, and crosstalk faults in the LAN network.

Length Check - Measures the length of CAT5/CAT6 cables up to 200m long, it can be measured in meters, yards or feet.

PoE Test - It can test standard PoE device information such as PoE voltage, power supply polarity, mode