Port Flashing & NCV: Cat6 tester can easily locate network ports using the blinking port lights on 10M/ 100M / 1000M hubs/switches, can detect the presence of AC voltage (50V-1000V) through the NCV function, which is an essential tool for cabling engineers.
Quality Service & LED Light: NOYAFA network tool kit supports LED light, you can use it to turn on the light in low light or dark environment. And if you have any questions when using the cable tester, please feel free to contact us. We will reply to you within 24 hours.