● Event deadzone: -3m
● Attenuation deadzone: -8m
● Wavelength：1310／1550nm
● Dynamic range：30/28dB
● 3.5 inch TFT-LCD (touch screen)
● Support FIP fiber inteface detection ( optional )
● Water resistant dust resistant shock resistant drop resistant
● Read and creat the test report on the computer via OTDR trace manager software
● Built-in lithium battery with high capacity for over 15 hours of operating life
● Pulse width（ns）：5、10、20、40、80、160、320、640、1280、2560、5120、10240、20480
● VFL function
