Suitable for 0.25/0.9/2.0/3.0mm fibers. LED backlight display, suitable for various environments without auxiliary lighting. Test sensitivity: -40dBm to 10 dBm. Easy to carry, no need to replace the chucks. Configure VFL function, 2.5mm universal Be equipped with LED light, more convenient to check the fbers in the dark Test distance up to 5km, high stability Strong light source, strong penetrating power
