Features 1、PORTABLE AND CONVENIENT: Visual fault locator is small, light weight, energy saving, easy to carry and stable output power, which is a good tool for optical fiber testing 2、MAIN FUNCTIONS: The pen visual fault detector is specially designed for the design and maintenance of optical cables and lines, used to locate cables and defects on the cable viewing, search for fiber breaks and use of optical cable defective equipment 3、STABLE OUTPUT: Fiber optic visual fault locator adopt non contact connection, non destructive fiber and transmitter end face, output power is not affected by voltage fluctuations 4、UNIVERSAL ADAPTER: Fiber visual fault locator has a 2.5mm universal interface to meet various connector requirements. You can replace the adapter head and ceramic core by yourself 5、TECHNICAL PARAMETERS: The output distance of fiber visual fault locator is 60KM, optical output power more than 60mW, the output wavelength is 650nm±10nm Specification Item Type: Visual Fault Locator Model: AUA 60 Optical Output Power: >60mW Output Wavelength: 650nm ± 10nm Fiber Adapter: 2.5mm universal connector Operating Temperature: 0~+60℃ Storage Temperature: -20~+70℃ Battery Type: 2 x AA alkaline batteries(not included) Package List 1 x Fiber Optic Pen 1 x Ceramic Core 1 x Storage Bag 1 x Hanging Rope 1 x User Manual