<p><b>【PoE test and hub blink】:</b>Identify which pins are being powered, detect PoE voltage, current, power, and the ability to identify PSE type (at/af standard). Locate network ports by blinking port lights on Hub/Switch, can be used for 10M/100M/1000M hubs/switches</p>
<p><b>【measure fault distance】:</b> tdr nf-8209 to lan cable fault distance for accurate positioning. Accurate measurement of cable length, the range of 200 meters, is a professional cabling engineers and finder home repair necessary tools</p>
<p><b>【Cable pass-through test & NCV】:</b>Equipped with headphones, easy to carry, with anti-interference hunting mode, can be matched with the remote control to implement 1V1 line, can test the shielded network cable hub flicker and NCV function, test the physical state of STP and UTP network cable. Detect the presence of AC voltage (50V-1000V)</p>