Specification Brand : Walfront BulletPoint1 : [Specialized Design for Optical Cables] The pen visual fault detector is ideal for locating cable defects, breaks, and faulty equipment on optical cables. BulletPoint2 : [Long-distance Capability] With an output distance of 60km and an optical power of over 60mw at 650nm±10nm wavelength, this tool is highly efficient. BulletPoint3 : [Universal Interface] This fiber visual fault locator features a 2.5mm connector for various connector requirements, and allows for easy adapter replacement. BulletPoint4 : [Small, Lightweight, and Energy-saving] Visual fault locator is a compact tool with stable output power, for optical fiber testing. BulletPoint5 : [Non- Connection] Fiber optic visual fault locator ensures non-destructive fiber and transmitter end face, unaffected by voltage fluctuations. Color : Black IncludedComponents : No ItemName : Fiber Optic VFL Tester Pen, 60KM Range, 60mW Output Power 650nm Wavelength Small & Light Weight Energy Saving Fiber Optic VFL Tester VFL Fiber Tester Optic VFL Fiber Tester ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 20 centimeters ItemPackageDimensions_Width : 8 centimeters ItemTypeKeyword : flaw-detection-tools Manufacturer : WALFRONT Material : Plastic MeasurementAccuracy : 0.1mm ModelName : Walfront3gyk12fapo ModelNumber : WALFRONT3gyk12fapo NumberOfItems : 1 PartNumber : WALFRONT3gyk12fapo PowerSourceType : Battery Powered ProductDescription : [Specialized Design for Optical Cables] The pen visual fault detector is ideal for locating cable defects, breaks, and faulty equipment on optical cables. [Long-distance Capability] With an output distance of 60km and an optical power of over 60mw at 650nm±10nm wavelength, this tool is highly efficient. [Universal Interface] This fiber visual fault locator features a 2.5mm connector for various connector requirements, and allows for easy adapter replacement. [Small, Lightweight, and Energy-saving] Visual fault locator is a compact tool with stable output power, for optical fiber testing. [Non- Connection] Fiber optic visual fault locator ensures non-destructive fiber and transmitter end face, unaffected by voltage fluctuations.