Visual fault locator 20mW VFL TC-321 Pen-type visual-fault TC-321 VFL is specially designed for field personnel who need an efficient and economical tool for fiber tracing, fiber routing and continuity checking in an optical network during and after installation. It includes: Finding the breakpoint, poor connections, bending or cracking in fiber optic cables;Finding the faults of OTDR. Specifications Type 20mW Visual fault locator or Pen-type Visual Fault Finder Central Wavelength 650nm+-10nm (635nm can be required on request) Emitter Type FP-LD Output Power Optional choice for 1mw, 5mw,10mw 20mw 30mw on actual needs Optical Connector 2.5mm universal connector For 1.25mm connectors, FC (Male)-LC (Female) convertor can be optional on customer requests Operating Model Both CW and Pulse available Pulse Frequency 2~3Hz Power Supply 2 AAalkaline batteries Battery Operating Time 60 hours Operating Temperature -10~+45 (oC) Storage Temperature -40~+70 (oC) Dimension (mm) 15X180 Weight 120g(Without battery) Remark: Colors can be customized on request when meets certain qty! Visual fault locator Standard Packages MODEL INCLUDES TC-321 Main Unit (Original color), User Manual, Cotton swabs and Soft Carrying case Fusion Splicer splicing machine