All-metal fuselage,CNC highly processed 

4 Kinds of chucks. Easy to operate and change; 

Suitable for 0.25/0.9/2.0/3.0mm fiber 

Recognizable 2kHz/ 1kHz/ 270Hz signal type with beeping sound 

Identify dominant signal direction 

Universal for SM & MM fiber 

Built-in LED light, convenient for line checking in the dark 

Configure OPM function, 2.5mm universal interface

LED display